118179857 has 2 divisors, whose sum is σ = 118179858. Its totient is φ = 118179856.

The previous prime is 118179851. The next prime is 118179863. The reversal of 118179857 is 758971811.

It is a balanced prime because it is at equal distance from previous prime (118179851) and next prime (118179863).

It can be written as a sum of positive squares in only one way, i.e., 95863681 + 22316176 = 9791^2 + 4724^2 .

It is a cyclic number.

It is not a de Polignac number, because 118179857 - 2⁶ = 118179793 is a prime.

It is not a weakly prime, because it can be changed into another prime (118179851) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 59089928 + 59089929.

It is an arithmetic number, because the mean of its divisors is an integer number (59089929).

Almost surely, 2^118179857 is an apocalyptic number.

It is an amenable number.

118179857 is a deficient number, since it is larger than the sum of its proper divisors (1).

118179857 is an equidigital number, since it uses as much as digits as its factorization.

118179857 is an evil number, because the sum of its binary digits is even.

The product of its digits is 141120, while the sum is 47.

The square root of 118179857 is about 10871.0559284736. The cubic root of 118179857 is about 490.7358885873.

The spelling of 118179857 in words is "one hundred eighteen million, one hundred seventy-nine thousand, eight hundred fifty-seven".