658413947 has 2 divisors, whose sum is σ = 658413948. Its totient is φ = 658413946.

The previous prime is 658413923. The next prime is 658414013. The reversal of 658413947 is 749314856.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 658413947 - 2²⁴ = 641636731 is a prime.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (658413347) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 329206973 + 329206974.

It is an arithmetic number, because the mean of its divisors is an integer number (329206974).

Almost surely, 2^658413947 is an apocalyptic number.

658413947 is a deficient number, since it is larger than the sum of its proper divisors (1).

658413947 is an equidigital number, since it uses as much as digits as its factorization.

658413947 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 725760, while the sum is 47.

The square root of 658413947 is about 25659.5780752529. The cubic root of 658413947 is about 869.9607799292.

Subtracting 658413947 from its reverse (749314856), we obtain a palindrome (90900909).

The spelling of 658413947 in words is "six hundred fifty-eight million, four hundred thirteen thousand, nine hundred forty-seven".