118078497 has 6 divisors (see below), whose sum is σ = 170557842. Its totient is φ = 78718992.

The previous prime is 118078489. The next prime is 118078511. The reversal of 118078497 is 794870811.

118078497 is a `hidden beast` number, since 11 + 80 + 78 + 497 = 666.

It can be written as a sum of positive squares in only one way, i.e., 112275216 + 5803281 = 10596^2 + 2409^2 .

It is not a de Polignac number, because 118078497 - 2³ = 118078489 is a prime.

It is not an unprimeable number, because it can be changed into a prime (118078417) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 6559908 + ... + 6559925.

It is an arithmetic number, because the mean of its divisors is an integer number (28426307).

Almost surely, 2^118078497 is an apocalyptic number.

It is an amenable number.

118078497 is a deficient number, since it is larger than the sum of its proper divisors (52479345).

118078497 is a wasteful number, since it uses less digits than its factorization.

118078497 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 13119839 (or 13119836 counting only the distinct ones).

The product of its (nonzero) digits is 112896, while the sum is 45.

The square root of 118078497 is about 10866.3930078016. The cubic root of 118078497 is about 490.5955510310.

The spelling of 118078497 in words is "one hundred eighteen million, seventy-eight thousand, four hundred ninety-seven".