1151244125 has 16 divisors (see below), whose sum is σ = 1471801968. Its totient is φ = 898528000.

The previous prime is 1151244077. The next prime is 1151244151. The reversal of 1151244125 is 5214421511.

It is a happy number.

It can be written as a sum of positive squares in 8 ways, for example, as 351825049 + 799419076 = 18757^2 + 28274^2 .

It is not a de Polignac number, because 1151244125 - 2²² = 1147049821 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 1151244094 and 1151244103.

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 15 ways as a sum of consecutive naturals, for example, 107192 + ... + 117441.

It is an arithmetic number, because the mean of its divisors is an integer number (91987623).

Almost surely, 2^1151244125 is an apocalyptic number.

It is an amenable number.

1151244125 is a deficient number, since it is larger than the sum of its proper divisors (320557843).

1151244125 is an equidigital number, since it uses as much as digits as its factorization.

1151244125 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 224689 (or 224679 counting only the distinct ones).

The product of its digits is 1600, while the sum is 26.

The square root of 1151244125 is about 33929.9885794263. The cubic root of 1151244125 is about 1048.0672305631.

Adding to 1151244125 its reverse (5214421511), we get a palindrome (6365665636).

The spelling of 1151244125 in words is "one billion, one hundred fifty-one million, two hundred forty-four thousand, one hundred twenty-five".