118905120825 has 24 divisors (see below), whose sum is σ = 197260791168. Its totient is φ = 63199615680.

The previous prime is 118905120823. The next prime is 118905120827. The reversal of 118905120825 is 528021509811.

It is an interprime number because it is at equal distance from previous prime (118905120823) and next prime (118905120827).

It is not a de Polignac number, because 118905120825 - 2¹ = 118905120823 is a prime.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (118905120821) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 2683489 + ... + 2727438.

It is an arithmetic number, because the mean of its divisors is an integer number (8219199632).

Almost surely, 2^118905120825 is an apocalyptic number.

118905120825 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

It is an amenable number.

118905120825 is a deficient number, since it is larger than the sum of its proper divisors (78355670343).

118905120825 is a wasteful number, since it uses less digits than its factorization.

118905120825 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5411233 (or 5411228 counting only the distinct ones).

The product of its (nonzero) digits is 57600, while the sum is 42.

The spelling of 118905120825 in words is "one hundred eighteen billion, nine hundred five million, one hundred twenty thousand, eight hundred twenty-five".