118091725 has 12 divisors (see below), whose sum is σ = 147886740. Its totient is φ = 93536000.

The previous prime is 118091719. The next prime is 118091731. The reversal of 118091725 is 527190811.

It is a happy number.

It is an interprime number because it is at equal distance from previous prime (118091719) and next prime (118091731).

It can be written as a sum of positive squares in 6 ways, for example, as 36 + 118091689 = 6^2 + 10867^2 .

It is not a de Polignac number, because 118091725 - 2¹⁵ = 118058957 is a prime.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 20860 + ... + 25909.

It is an arithmetic number, because the mean of its divisors is an integer number (12323895).

Almost surely, 2^118091725 is an apocalyptic number.

It is an amenable number.

118091725 is a deficient number, since it is larger than the sum of its proper divisors (29795015).

118091725 is a wasteful number, since it uses less digits than its factorization.

118091725 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 46880 (or 46875 counting only the distinct ones).

The product of its (nonzero) digits is 5040, while the sum is 34.

The square root of 118091725 is about 10867.0016563908. The cubic root of 118091725 is about 490.6138703576.

The spelling of 118091725 in words is "one hundred eighteen million, ninety-one thousand, seven hundred twenty-five".