118225294015 has 4 divisors (see below), whose sum is σ = 141870352824. Its totient is φ = 94580235208.

The previous prime is 118225294013. The next prime is 118225294069. The reversal of 118225294015 is 510492522811.

It is a happy number.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 510492522811 = 3407 ⋅149836373.

It is a cyclic number.

It is not a de Polignac number, because 118225294015 - 2¹ = 118225294013 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 (118225294013) 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, 11822529397 + ... + 11822529406.

It is an arithmetic number, because the mean of its divisors is an integer number (35467588206).

Almost surely, 2^118225294015 is an apocalyptic number.

118225294015 is a deficient number, since it is larger than the sum of its proper divisors (23645058809).

118225294015 is an equidigital number, since it uses as much as digits as its factorization.

118225294015 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 23645058808.

The product of its (nonzero) digits is 57600, while the sum is 40.

The spelling of 118225294015 in words is "one hundred eighteen billion, two hundred twenty-five million, two hundred ninety-four thousand, fifteen".