58995131021 has 2 divisors, whose sum is σ = 58995131022. Its totient is φ = 58995131020.

The previous prime is 58995130951. The next prime is 58995131029. The reversal of 58995131021 is 12013159985.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 53321275396 + 5673855625 = 230914^2 + 75325^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-58995131021 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (58995131029) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 29497565510 + 29497565511.

It is an arithmetic number, because the mean of its divisors is an integer number (29497565511).

Almost surely, 2^58995131021 is an apocalyptic number.

It is an amenable number.

58995131021 is a deficient number, since it is larger than the sum of its proper divisors (1).

58995131021 is an equidigital number, since it uses as much as digits as its factorization.

58995131021 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 97200, while the sum is 44.

The spelling of 58995131021 in words is "fifty-eight billion, nine hundred ninety-five million, one hundred thirty-one thousand, twenty-one".