118915964 has 6 divisors (see below), whose sum is σ = 208102944. Its totient is φ = 59457980.

The previous prime is 118915963. The next prime is 118915967. The reversal of 118915964 is 469519811.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (118915961) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 14864492 + ... + 14864499.

It is an arithmetic number, because the mean of its divisors is an integer number (34683824).

Almost surely, 2^118915964 is an apocalyptic number.

It is an amenable number.

118915964 is a deficient number, since it is larger than the sum of its proper divisors (89186980).

118915964 is a wasteful number, since it uses less digits than its factorization.

118915964 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 29728995 (or 29728993 counting only the distinct ones).

The product of its digits is 77760, while the sum is 44.

The square root of 118915964 is about 10904.8596506328. The cubic root of 118915964 is about 491.7526628217.

The spelling of 118915964 in words is "one hundred eighteen million, nine hundred fifteen thousand, nine hundred sixty-four".