131426678323 has 2 divisors, whose sum is σ = 131426678324. Its totient is φ = 131426678322.

The previous prime is 131426678263. The next prime is 131426678363. The reversal of 131426678323 is 323876624131.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-131426678323 is a prime.

It is not a weakly prime, because it can be changed into another prime (131426678363) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 65713339161 + 65713339162.

It is an arithmetic number, because the mean of its divisors is an integer number (65713339162).

Almost surely, 2^131426678323 is an apocalyptic number.

131426678323 is a deficient number, since it is larger than the sum of its proper divisors (1).

131426678323 is an equidigital number, since it uses as much as digits as its factorization.

131426678323 is an evil number, because the sum of its binary digits is even.

The product of its digits is 870912, while the sum is 46.

The spelling of 131426678323 in words is "one hundred thirty-one billion, four hundred twenty-six million, six hundred seventy-eight thousand, three hundred twenty-three".