58661563 has 2 divisors, whose sum is σ = 58661564. Its totient is φ = 58661562.

The previous prime is 58661501. The next prime is 58661597. The reversal of 58661563 is 36516685.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 58661563 - 2⁹ = 58661051 is a prime.

It is not a weakly prime, because it can be changed into another prime (58661263) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 29330781 + 29330782.

It is an arithmetic number, because the mean of its divisors is an integer number (29330782).

Almost surely, 2^58661563 is an apocalyptic number.

58661563 is a deficient number, since it is larger than the sum of its proper divisors (1).

58661563 is an equidigital number, since it uses as much as digits as its factorization.

58661563 is an evil number, because the sum of its binary digits is even.

The product of its digits is 129600, while the sum is 40.

The square root of 58661563 is about 7659.0836919308. The cubic root of 58661563 is about 388.5538442377.

The spelling of 58661563 in words is "fifty-eight million, six hundred sixty-one thousand, five hundred sixty-three".