58861961 has 2 divisors, whose sum is σ = 58861962. Its totient is φ = 58861960.

The previous prime is 58861951. The next prime is 58861997. The reversal of 58861961 is 16916885.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 58813561 + 48400 = 7669^2 + 220^2 .

It is a cyclic number.

It is not a de Polignac number, because 58861961 - 2⁶ = 58861897 is a prime.

It is a Sophie Germain prime.

It is a Chen prime.

It is a Curzon number.

It is equal to p_3498659 and since 58861961 and 3498659 have the same sum of digits, it is a Honaker prime.

It is not a weakly prime, because it can be changed into another prime (58861921) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 29430980 + 29430981.

It is an arithmetic number, because the mean of its divisors is an integer number (29430981).

Almost surely, 2^58861961 is an apocalyptic number.

It is an amenable number.

58861961 is a deficient number, since it is larger than the sum of its proper divisors (1).

58861961 is an equidigital number, since it uses as much as digits as its factorization.

58861961 is an evil number, because the sum of its binary digits is even.

The product of its digits is 103680, while the sum is 44.

The square root of 58861961 is about 7672.1549124089. The cubic root of 58861961 is about 388.9957969689.

The spelling of 58861961 in words is "fifty-eight million, eight hundred sixty-one thousand, nine hundred sixty-one".