70319534539 has 2 divisors, whose sum is σ = 70319534540. Its totient is φ = 70319534538.

The previous prime is 70319534533. The next prime is 70319534561. The reversal of 70319534539 is 93543591307.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 70319534539 - 2⁵ = 70319534507 is a prime.

It is a super-2 number, since 2×70319534539² (a number of 22 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 70319534492 and 70319534501.

It is not a weakly prime, because it can be changed into another prime (70319534533) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 35159767269 + 35159767270.

It is an arithmetic number, because the mean of its divisors is an integer number (35159767270).

Almost surely, 2^70319534539 is an apocalyptic number.

70319534539 is a deficient number, since it is larger than the sum of its proper divisors (1).

70319534539 is an equidigital number, since it uses as much as digits as its factorization.

70319534539 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 1530900, while the sum is 49.

The spelling of 70319534539 in words is "seventy billion, three hundred nineteen million, five hundred thirty-four thousand, five hundred thirty-nine".