1152265725 has 72 divisors (see below), whose sum is σ = 2234322272. Its totient is φ = 564278400.

The previous prime is 1152265717. The next prime is 1152265727. The reversal of 1152265725 is 5275622511.

1152265725 is a `hidden beast` number, since 1 + 1 + 522 + 65 + 72 + 5 = 666.

It is not a de Polignac number, because 1152265725 - 2³ = 1152265717 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 1152265725.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1152265727) by changing a digit.

It is a polite number, since it can be written in 71 ways as a sum of consecutive naturals, for example, 616242 + ... + 618108.

Almost surely, 2^1152265725 is an apocalyptic number.

1152265725 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

It is an amenable number.

1152265725 is a deficient number, since it is larger than the sum of its proper divisors (1082056547).

1152265725 is a wasteful number, since it uses less digits than its factorization.

1152265725 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2107 (or 2099 counting only the distinct ones).

The product of its digits is 42000, while the sum is 36.

The square root of 1152265725 is about 33945.0397701932. The cubic root of 1152265725 is about 1048.3771529346.

The spelling of 1152265725 in words is "one billion, one hundred fifty-two million, two hundred sixty-five thousand, seven hundred twenty-five".