131024515019 has 2 divisors, whose sum is σ = 131024515020. Its totient is φ = 131024515018.

The previous prime is 131024514997. The next prime is 131024515031. The reversal of 131024515019 is 910515420131.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 131024515019 - 2³² = 126729547723 is a prime.

It is a super-2 number, since 2×131024515019² (a number of 23 digits) contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (131024515519) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 65512257509 + 65512257510.

It is an arithmetic number, because the mean of its divisors is an integer number (65512257510).

Almost surely, 2^131024515019 is an apocalyptic number.

131024515019 is a deficient number, since it is larger than the sum of its proper divisors (1).

131024515019 is an equidigital number, since it uses as much as digits as its factorization.

131024515019 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 5400, while the sum is 32.

The spelling of 131024515019 in words is "one hundred thirty-one billion, twenty-four million, five hundred fifteen thousand, nineteen".