118625687 has 2 divisors, whose sum is σ = 118625688. Its totient is φ = 118625686.

The previous prime is 118625621. The next prime is 118625699. The reversal of 118625687 is 786526811.

It is a happy number.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 118625687 - 2¹⁴ = 118609303 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (118615687) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 59312843 + 59312844.

It is an arithmetic number, because the mean of its divisors is an integer number (59312844).

Almost surely, 2^118625687 is an apocalyptic number.

118625687 is a deficient number, since it is larger than the sum of its proper divisors (1).

118625687 is an equidigital number, since it uses as much as digits as its factorization.

118625687 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 161280, while the sum is 44.

The square root of 118625687 is about 10891.5419936756. The cubic root of 118625687 is about 491.3522097388.

The spelling of 118625687 in words is "one hundred eighteen million, six hundred twenty-five thousand, six hundred eighty-seven".