118860251 has 4 divisors (see below), whose sum is σ = 124028112. Its totient is φ = 113692392.

The previous prime is 118860239. The next prime is 118860253. The reversal of 118860251 is 152068811.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-118860251 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (118860253) 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, 2583896 + ... + 2583941.

It is an arithmetic number, because the mean of its divisors is an integer number (31007028).

Almost surely, 2^118860251 is an apocalyptic number.

118860251 is a deficient number, since it is larger than the sum of its proper divisors (5167861).

118860251 is an equidigital number, since it uses as much as digits as its factorization.

118860251 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5167860.

The product of its (nonzero) digits is 3840, while the sum is 32.

The square root of 118860251 is about 10902.3048480585. The cubic root of 118860251 is about 491.6758542507.

The spelling of 118860251 in words is "one hundred eighteen million, eight hundred sixty thousand, two hundred fifty-one".