131344534121154 has 16 divisors (see below), whose sum is σ = 262689491564640. Its totient is φ = 43781440820000.

The previous prime is 131344534121123. The next prime is 131344534121173. The reversal of 131344534121154 is 451121435443131.

It is a Curzon number.

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, 13531347 + ... + 21113654.

It is an arithmetic number, because the mean of its divisors is an integer number (16418093222790).

Almost surely, 2^{131344534121154} is an apocalyptic number.

131344534121154 is an abundant number, since it is smaller than the sum of its proper divisors (131344957443486).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

131344534121154 is a wasteful number, since it uses less digits than its factorization.

131344534121154 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 35276865.

The product of its digits is 345600, while the sum is 42.

Adding to 131344534121154 its reverse (451121435443131), we get a palindrome (582465969564285).

The spelling of 131344534121154 in words is "one hundred thirty-one trillion, three hundred forty-four billion, five hundred thirty-four million, one hundred twenty-one thousand, one hundred fifty-four".