131120235404415 has 24 divisors (see below), whose sum is σ = 239236920739440. Its totient is φ = 66250224203904.

The previous prime is 131120235404383. The next prime is 131120235404437. The reversal of 131120235404415 is 514404532021131.

131120235404415 is a `hidden beast` number, since 1 + 3 + 1 + 1 + 2 + 0 + 235 + 4 + 0 + 4 + 415 = 666.

It is not a de Polignac number, because 131120235404415 - 2⁵ = 131120235404383 is a prime.

It is a super-2 number, since 2×131120235404415² (a number of 29 digits) contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 131120235404415.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 76678499382 + ... + 76678501091.

It is an arithmetic number, because the mean of its divisors is an integer number (9968205030810).

Almost surely, 2^{131120235404415} is an apocalyptic number.

131120235404415 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

131120235404415 is a deficient number, since it is larger than the sum of its proper divisors (108116685335025).

131120235404415 is a wasteful number, since it uses less digits than its factorization.

131120235404415 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 153357000503 (or 153357000500 counting only the distinct ones).

The product of its (nonzero) digits is 57600, while the sum is 36.

Adding to 131120235404415 its reverse (514404532021131), we get a palindrome (645524767425546).

The spelling of 131120235404415 in words is "one hundred thirty-one trillion, one hundred twenty billion, two hundred thirty-five million, four hundred four thousand, four hundred fifteen".