1147540325 has 6 divisors (see below), whose sum is σ = 1422950034. Its totient is φ = 918032240.

The previous prime is 1147540309. The next prime is 1147540327. The reversal of 1147540325 is 5230457411.

1147540325 = 23953² + 23954².

It can be written as a sum of positive squares in 3 ways, for example, as 265331521 + 882208804 = 16289^2 + 29702^2 .

It is not a de Polignac number, because 1147540325 - 2⁴ = 1147540309 is a prime.

It is a super-2 number, since 2×1147540325² = 2633697595002211250, which contains 22 as substring.

It is a Duffinian number.

It is a Curzon number.

It is a junction number, because it is equal to n+sod(n) for n = 1147540291 and 1147540300.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1147540327) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 22950782 + ... + 22950831.

It is an arithmetic number, because the mean of its divisors is an integer number (237158339).

Almost surely, 2^1147540325 is an apocalyptic number.

1147540325 is the 23954-th centered square number.

It is an amenable number.

1147540325 is a deficient number, since it is larger than the sum of its proper divisors (275409709).

1147540325 is an equidigital number, since it uses as much as digits as its factorization.

1147540325 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 45901623 (or 45901618 counting only the distinct ones).

The product of its (nonzero) digits is 16800, while the sum is 32.

The square root of 1147540325 is about 33875.3645736839. The cubic root of 1147540325 is about 1046.9420704931.

Adding to 1147540325 its reverse (5230457411), we get a palindrome (6377997736).

The spelling of 1147540325 in words is "one billion, one hundred forty-seven million, five hundred forty thousand, three hundred twenty-five".