1163451125 has 32 divisors (see below), whose sum is σ = 1505806848. Its totient is φ = 896760000.

The previous prime is 1163451119. The next prime is 1163451143. The reversal of 1163451125 is 5211543611.

It is not a de Polignac number, because 1163451125 - 2⁶ = 1163451061 is a prime.

It is a Duffinian number.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 493700 + ... + 496050.

It is an arithmetic number, because the mean of its divisors is an integer number (47056464).

Almost surely, 2^1163451125 is an apocalyptic number.

It is an amenable number.

1163451125 is a deficient number, since it is larger than the sum of its proper divisors (342355723).

1163451125 is a wasteful number, since it uses less digits than its factorization.

1163451125 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2510 (or 2500 counting only the distinct ones).

The product of its digits is 3600, while the sum is 29.

The square root of 1163451125 is about 34109.3993643981. The cubic root of 1163451125 is about 1051.7585421857.

Adding to 1163451125 its reverse (5211543611), we get a palindrome (6374994736).

The spelling of 1163451125 in words is "one billion, one hundred sixty-three million, four hundred fifty-one thousand, one hundred twenty-five".