1157204525 has 12 divisors (see below), whose sum is σ = 1438792212. Its totient is φ = 923274240.

The previous prime is 1157204483. The next prime is 1157204539. The reversal of 1157204525 is 5254027511.

It can be written as a sum of positive squares in 6 ways, for example, as 101344489 + 1055860036 = 10067^2 + 32494^2 .

It is not a de Polignac number, because 1157204525 - 2¹⁶ = 1157138989 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 1157204491 and 1157204500.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 52724 + ... + 71373.

It is an arithmetic number, because the mean of its divisors is an integer number (119899351).

Almost surely, 2^1157204525 is an apocalyptic number.

It is an amenable number.

1157204525 is a deficient number, since it is larger than the sum of its proper divisors (281587687).

1157204525 is a wasteful number, since it uses less digits than its factorization.

1157204525 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 124480 (or 124475 counting only the distinct ones).

The product of its (nonzero) digits is 14000, while the sum is 32.

The square root of 1157204525 is about 34017.7089910535. The cubic root of 1157204525 is about 1049.8728568650.

The spelling of 1157204525 in words is "one billion, one hundred fifty-seven million, two hundred four thousand, five hundred twenty-five".