59089991 has 2 divisors, whose sum is σ = 59089992. Its totient is φ = 59089990.

The previous prime is 59089903. The next prime is 59089997. The reversal of 59089991 is 19998095.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-59089991 is a prime.

It is a Chen prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (59089997) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 29544995 + 29544996.

It is an arithmetic number, because the mean of its divisors is an integer number (29544996).

Almost surely, 2^59089991 is an apocalyptic number.

59089991 is a deficient number, since it is larger than the sum of its proper divisors (1).

59089991 is an equidigital number, since it uses as much as digits as its factorization.

59089991 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 262440, while the sum is 50.

The square root of 59089991 is about 7687.0014309872. The cubic root of 59089991 is about 389.4974702160.

The spelling of 59089991 in words is "fifty-nine million, eighty-nine thousand, nine hundred ninety-one".