1072923172525 has 24 divisors (see below), whose sum is σ = 1336605562880. Its totient is φ = 854352152640.

The previous prime is 1072923172523. The next prime is 1072923172537. The reversal of 1072923172525 is 5252713292701.

It is not a de Polignac number, because 1072923172525 - 2¹ = 1072923172523 is a prime.

It is a super-2 number, since 2×1072923172525² (a number of 25 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1072923172523) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 48095524 + ... + 48117826.

Almost surely, 2^{1072923172525} is an apocalyptic number.

It is an amenable number.

1072923172525 is a deficient number, since it is larger than the sum of its proper divisors (263682390355).

1072923172525 is a wasteful number, since it uses less digits than its factorization.

1072923172525 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 31165 (or 31160 counting only the distinct ones).

The product of its (nonzero) digits is 529200, while the sum is 46.

The spelling of 1072923172525 in words is "one trillion, seventy-two billion, nine hundred twenty-three million, one hundred seventy-two thousand, five hundred twenty-five".