131523702799 has 2 divisors, whose sum is σ = 131523702800. Its totient is φ = 131523702798.

The previous prime is 131523702769. The next prime is 131523702811. The reversal of 131523702799 is 997207325131.

It is a happy number.

It is a strong prime.

It is an emirp because it is prime and its reverse (997207325131) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 131523702799 - 2²⁵ = 131490148367 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (131523702769) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 65761851399 + 65761851400.

It is an arithmetic number, because the mean of its divisors is an integer number (65761851400).

Almost surely, 2^131523702799 is an apocalyptic number.

131523702799 is a deficient number, since it is larger than the sum of its proper divisors (1).

131523702799 is an equidigital number, since it uses as much as digits as its factorization.

131523702799 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 714420, while the sum is 49.

The spelling of 131523702799 in words is "one hundred thirty-one billion, five hundred twenty-three million, seven hundred two thousand, seven hundred ninety-nine".