531301420499 has 2 divisors, whose sum is σ = 531301420500. Its totient is φ = 531301420498.

The previous prime is 531301420453. The next prime is 531301420541. The reversal of 531301420499 is 994024103135.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-531301420499 is a prime.

It is not a weakly prime, because it can be changed into another prime (531301422499) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 265650710249 + 265650710250.

It is an arithmetic number, because the mean of its divisors is an integer number (265650710250).

Almost surely, 2^531301420499 is an apocalyptic number.

531301420499 is a deficient number, since it is larger than the sum of its proper divisors (1).

531301420499 is an equidigital number, since it uses as much as digits as its factorization.

531301420499 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 116640, while the sum is 41.

The spelling of 531301420499 in words is "five hundred thirty-one billion, three hundred one million, four hundred twenty thousand, four hundred ninety-nine".