1058497698979 has 4 divisors (see below), whose sum is σ = 1209711655984. Its totient is φ = 907283741976.

The previous prime is 1058497698961. The next prime is 1058497698983. The reversal of 1058497698979 is 9798967948501.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 1058497698979 - 2⁷ = 1058497698851 is a prime.

It is a super-2 number, since 2×1058497698979² (a number of 25 digits) contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (1058497698989) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 75606978492 + ... + 75606978505.

It is an arithmetic number, because the mean of its divisors is an integer number (302427913996).

Almost surely, 2^{1058497698979} is an apocalyptic number.

1058497698979 is a deficient number, since it is larger than the sum of its proper divisors (151213957005).

1058497698979 is an equidigital number, since it uses as much as digits as its factorization.

1058497698979 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 151213957004.

The product of its (nonzero) digits is 2469035520, while the sum is 82.

The spelling of 1058497698979 in words is "one trillion, fifty-eight billion, four hundred ninety-seven million, six hundred ninety-eight thousand, nine hundred seventy-nine".