118652861 has 2 divisors, whose sum is σ = 118652862. Its totient is φ = 118652860.

The previous prime is 118652851. The next prime is 118652887. The reversal of 118652861 is 168256811.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 61936900 + 56715961 = 7870^2 + 7531^2 .

It is a cyclic number.

It is not a de Polignac number, because 118652861 - 2⁶ = 118652797 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (118652851) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 59326430 + 59326431.

It is an arithmetic number, because the mean of its divisors is an integer number (59326431).

Almost surely, 2^118652861 is an apocalyptic number.

It is an amenable number.

118652861 is a deficient number, since it is larger than the sum of its proper divisors (1).

118652861 is an equidigital number, since it uses as much as digits as its factorization.

118652861 is an evil number, because the sum of its binary digits is even.

The product of its digits is 23040, while the sum is 38.

The square root of 118652861 is about 10892.7894040048. The cubic root of 118652861 is about 491.3897254627.

The spelling of 118652861 in words is "one hundred eighteen million, six hundred fifty-two thousand, eight hundred sixty-one".