358678961 has 2 divisors, whose sum is σ = 358678962. Its totient is φ = 358678960.

The previous prime is 358678933. The next prime is 358678967. The reversal of 358678961 is 169876853.

It is a happy number.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 344473600 + 14205361 = 18560^2 + 3769^2 .

It is a cyclic number.

It is not a de Polignac number, because 358678961 - 2¹⁰ = 358677937 is a prime.

It is a Sophie Germain prime.

It is a Chen prime.

It is a Curzon number.

It is not a weakly prime, because it can be changed into another prime (358678967) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 179339480 + 179339481.

It is an arithmetic number, because the mean of its divisors is an integer number (179339481).

Almost surely, 2^358678961 is an apocalyptic number.

It is an amenable number.

358678961 is a deficient number, since it is larger than the sum of its proper divisors (1).

358678961 is an equidigital number, since it uses as much as digits as its factorization.

358678961 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 2177280, while the sum is 53.

The square root of 358678961 is about 18938.8215314470. The cubic root of 358678961 is about 710.5074471921.

The spelling of 358678961 in words is "three hundred fifty-eight million, six hundred seventy-eight thousand, nine hundred sixty-one".