11512331135025 has 48 divisors (see below), whose sum is σ = 21997237622400. Its totient is φ = 5203647567360.

The previous prime is 11512331135017. The next prime is 11512331135101. The reversal of 11512331135025 is 52053113321511.

It is not a de Polignac number, because 11512331135025 - 2³ = 11512331135017 is a prime.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 123145690 + ... + 123239139.

It is an arithmetic number, because the mean of its divisors is an integer number (458275783800).

Almost surely, 2^{11512331135025} is an apocalyptic number.

11512331135025 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

It is an amenable number.

11512331135025 is a deficient number, since it is larger than the sum of its proper divisors (10484906487375).

11512331135025 is a wasteful number, since it uses less digits than its factorization.

11512331135025 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 246384938 (or 246384933 counting only the distinct ones).

The product of its (nonzero) digits is 13500, while the sum is 33.

Adding to 11512331135025 its reverse (52053113321511), we get a palindrome (63565444456536).

The spelling of 11512331135025 in words is "eleven trillion, five hundred twelve billion, three hundred thirty-one million, one hundred thirty-five thousand, twenty-five".