118267949 has 4 divisors (see below), whose sum is σ = 118304640. Its totient is φ = 118231260.

The previous prime is 118267939. The next prime is 118267967. The reversal of 118267949 is 949762811.

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, and also an emirpimes, since its reverse is a distinct semiprime: 949762811 = 71 ⋅13376941.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-118267949 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (118267939) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 12989 + ... + 20130.

It is an arithmetic number, because the mean of its divisors is an integer number (29576160).

Almost surely, 2^118267949 is an apocalyptic number.

It is an amenable number.

118267949 is a deficient number, since it is larger than the sum of its proper divisors (36691).

118267949 is an equidigital number, since it uses as much as digits as its factorization.

118267949 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 36690.

The product of its digits is 217728, while the sum is 47.

The square root of 118267949 is about 10875.1068500498. The cubic root of 118267949 is about 490.8577908307.

The spelling of 118267949 in words is "one hundred eighteen million, two hundred sixty-seven thousand, nine hundred forty-nine".