59518121111 has 4 divisors (see below), whose sum is σ = 59778025800. Its totient is φ = 59258216424.

The previous prime is 59518121107. The next prime is 59518121149. The reversal of 59518121111 is 11112181595.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 11112181595 = 5 ⋅2222436319.

It is a cyclic number.

It is not a de Polignac number, because 59518121111 - 2² = 59518121107 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (59518121171) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 129952001 + ... + 129952458.

It is an arithmetic number, because the mean of its divisors is an integer number (14944506450).

Almost surely, 2^59518121111 is an apocalyptic number.

59518121111 is a deficient number, since it is larger than the sum of its proper divisors (259904689).

59518121111 is a wasteful number, since it uses less digits than its factorization.

59518121111 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 259904688.

The product of its digits is 3600, while the sum is 35.

The spelling of 59518121111 in words is "fifty-nine billion, five hundred eighteen million, one hundred twenty-one thousand, one hundred eleven".