658807241 has 2 divisors, whose sum is σ = 658807242. Its totient is φ = 658807240.

The previous prime is 658807223. The next prime is 658807243. The reversal of 658807241 is 142708856.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 656435641 + 2371600 = 25621^2 + 1540^2 .

It is a cyclic number.

It is not a de Polignac number, because 658807241 - 2¹⁰ = 658806217 is a prime.

Together with 658807243, it forms a pair of twin primes.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (658807243) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 329403620 + 329403621.

It is an arithmetic number, because the mean of its divisors is an integer number (329403621).

Almost surely, 2^658807241 is an apocalyptic number.

It is an amenable number.

658807241 is a deficient number, since it is larger than the sum of its proper divisors (1).

658807241 is an equidigital number, since it uses as much as digits as its factorization.

658807241 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 107520, while the sum is 41.

The square root of 658807241 is about 25667.2406191238. The cubic root of 658807241 is about 870.1339649258.

The spelling of 658807241 in words is "six hundred fifty-eight million, eight hundred seven thousand, two hundred forty-one".