118342849 has 16 divisors (see below), whose sum is σ = 127512000. Its totient is φ = 109494720.

The previous prime is 118342801. The next prime is 118342853. The reversal of 118342849 is 948243811.

It is a de Polignac number, because none of the positive numbers 2^k-118342849 is a prime.

It is a Duffinian number.

Its product of digits (55296) is a multiple of the sum of its prime divisors (768).

It is not an unprimeable number, because it can be changed into a prime (118342859) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 256479 + ... + 256939.

It is an arithmetic number, because the mean of its divisors is an integer number (7969500).

Almost surely, 2^118342849 is an apocalyptic number.

118342849 is a gapful number since it is divisible by the number (19) formed by its first and last digit.

It is an amenable number.

118342849 is a deficient number, since it is larger than the sum of its proper divisors (9169151).

118342849 is a wasteful number, since it uses less digits than its factorization.

118342849 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 768.

The product of its digits is 55296, while the sum is 40.

The square root of 118342849 is about 10878.5499493269. The cubic root of 118342849 is about 490.9613902993.

The spelling of 118342849 in words is "one hundred eighteen million, three hundred forty-two thousand, eight hundred forty-nine".