131654405023 has 2 divisors, whose sum is σ = 131654405024. Its totient is φ = 131654405022.

The previous prime is 131654405011. The next prime is 131654405119. The reversal of 131654405023 is 320504456131.

It is a weak prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-131654405023 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 131654405023.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (131654408023) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 65827202511 + 65827202512.

It is an arithmetic number, because the mean of its divisors is an integer number (65827202512).

Almost surely, 2^131654405023 is an apocalyptic number.

131654405023 is a deficient number, since it is larger than the sum of its proper divisors (1).

131654405023 is an equidigital number, since it uses as much as digits as its factorization.

131654405023 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 43200, while the sum is 34.

The spelling of 131654405023 in words is "one hundred thirty-one billion, six hundred fifty-four million, four hundred five thousand, twenty-three".