58991291 has 2 divisors, whose sum is σ = 58991292. Its totient is φ = 58991290.

The previous prime is 58991287. The next prime is 58991299. The reversal of 58991291 is 19219985.

It is a happy number.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 58991291 - 2² = 58991287 is a prime.

It is not a weakly prime, because it can be changed into another prime (58991299) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 29495645 + 29495646.

It is an arithmetic number, because the mean of its divisors is an integer number (29495646).

Almost surely, 2^58991291 is an apocalyptic number.

58991291 is a deficient number, since it is larger than the sum of its proper divisors (1).

58991291 is an equidigital number, since it uses as much as digits as its factorization.

58991291 is an evil number, because the sum of its binary digits is even.

The product of its digits is 58320, while the sum is 44.

The square root of 58991291 is about 7680.5788193339. The cubic root of 58991291 is about 389.2804857827.

The spelling of 58991291 in words is "fifty-eight million, nine hundred ninety-one thousand, two hundred ninety-one".