59990111 has 2 divisors, whose sum is σ = 59990112. Its totient is φ = 59990110.

The previous prime is 59990107. The next prime is 59990123. The reversal of 59990111 is 11109995.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 59990111 - 2² = 59990107 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 (59990131) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 29995055 + 29995056.

It is an arithmetic number, because the mean of its divisors is an integer number (29995056).

Almost surely, 2^59990111 is an apocalyptic number.

59990111 is a deficient number, since it is larger than the sum of its proper divisors (1).

59990111 is an equidigital number, since it uses as much as digits as its factorization.

59990111 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 3645, while the sum is 35.

The square root of 59990111 is about 7745.3283339055. The cubic root of 59990111 is about 391.4652550873.

The spelling of 59990111 in words is "fifty-nine million, nine hundred ninety thousand, one hundred eleven".