118133601 has 4 divisors (see below), whose sum is σ = 157511472. Its totient is φ = 78755732.

The previous prime is 118133579. The next prime is 118133627. The reversal of 118133601 is 106331811.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 118133601 - 2⁷ = 118133473 is a prime.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (118133641) 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, 19688931 + ... + 19688936.

It is an arithmetic number, because the mean of its divisors is an integer number (39377868).

Almost surely, 2^118133601 is an apocalyptic number.

It is an amenable number.

118133601 is a deficient number, since it is larger than the sum of its proper divisors (39377871).

118133601 is an equidigital number, since it uses as much as digits as its factorization.

118133601 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 39377870.

The product of its (nonzero) digits is 432, while the sum is 24.

The square root of 118133601 is about 10868.9282360314. The cubic root of 118133601 is about 490.6718549975.

The spelling of 118133601 in words is "one hundred eighteen million, one hundred thirty-three thousand, six hundred one".