131153105004434 has 16 divisors (see below), whose sum is σ = 200070137816640. Its totient is φ = 64463126613840.

The previous prime is 131153105004343. The next prime is 131153105004487. The reversal of 131153105004434 is 434400501351131.

It is a happy number.

It is a super-2 number, since 2×131153105004434² (a number of 29 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 131153105004394 and 131153105004403.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 12983534 + ... + 20757609.

It is an arithmetic number, because the mean of its divisors is an integer number (12504383613540).

Almost surely, 2^{131153105004434} is an apocalyptic number.

131153105004434 is a deficient number, since it is larger than the sum of its proper divisors (68917032812206).

131153105004434 is a wasteful number, since it uses less digits than its factorization.

131153105004434 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 33774145.

The product of its (nonzero) digits is 43200, while the sum is 35.

Adding to 131153105004434 its reverse (434400501351131), we get a palindrome (565553606355565).

The spelling of 131153105004434 in words is "one hundred thirty-one trillion, one hundred fifty-three billion, one hundred five million, four thousand, four hundred thirty-four".