118121034705919 has 32 divisors (see below), whose sum is σ = 137230910474240. Its totient is φ = 99580312915200.

The previous prime is 118121034705857. The next prime is 118121034705929. The reversal of 118121034705919 is 919507430121811.

It is a cyclic number.

It is not a de Polignac number, because 118121034705919 - 2¹¹ = 118121034703871 is a prime.

It is a super-2 number, since 2×118121034705919² (a number of 29 digits) contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (118121034705929) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 264776389 + ... + 265222129.

It is an arithmetic number, because the mean of its divisors is an integer number (4288465952320).

Almost surely, 2^{118121034705919} is an apocalyptic number.

118121034705919 is a deficient number, since it is larger than the sum of its proper divisors (19109875768321).

118121034705919 is a wasteful number, since it uses less digits than its factorization.

118121034705919 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 447671.

The product of its (nonzero) digits is 544320, while the sum is 52.

The spelling of 118121034705919 in words is "one hundred eighteen trillion, one hundred twenty-one billion, thirty-four million, seven hundred five thousand, nine hundred nineteen".