118369497 has 8 divisors (see below), whose sum is σ = 161496544. Its totient is φ = 77077728.

The previous prime is 118369483. The next prime is 118369543. The reversal of 118369497 is 794963811.

It is a happy number.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 118369497 - 2¹⁰ = 118368473 is a prime.

It is a super-2 number, since 2×118369497² = 28022675640066018, which contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (118369417) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 458668 + ... + 458925.

It is an arithmetic number, because the mean of its divisors is an integer number (20187068).

Almost surely, 2^118369497 is an apocalyptic number.

It is an amenable number.

118369497 is a deficient number, since it is larger than the sum of its proper divisors (43127047).

118369497 is an equidigital number, since it uses as much as digits as its factorization.

118369497 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 917639.

The product of its digits is 326592, while the sum is 48.

The square root of 118369497 is about 10879.7746759756. The cubic root of 118369497 is about 490.9982384834.

The spelling of 118369497 in words is "one hundred eighteen million, three hundred sixty-nine thousand, four hundred ninety-seven".