658000139 has 2 divisors, whose sum is σ = 658000140. Its totient is φ = 658000138.

The previous prime is 658000087. The next prime is 658000159. The reversal of 658000139 is 931000856.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-658000139 is a prime.

It is not a weakly prime, because it can be changed into another prime (658000159) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 329000069 + 329000070.

It is an arithmetic number, because the mean of its divisors is an integer number (329000070).

Almost surely, 2^658000139 is an apocalyptic number.

658000139 is a deficient number, since it is larger than the sum of its proper divisors (1).

658000139 is an equidigital number, since it uses as much as digits as its factorization.

658000139 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 6480, while the sum is 32.

The square root of 658000139 is about 25651.5133861533. The cubic root of 658000139 is about 869.7784872258.

The spelling of 658000139 in words is "six hundred fifty-eight million, one hundred thirty-nine", and thus it is an aban number.