118123651 has 2 divisors, whose sum is σ = 118123652. Its totient is φ = 118123650.

The previous prime is 118123631. The next prime is 118123657. The reversal of 118123651 is 156321811.

It is a strong prime.

It is an emirp because it is prime and its reverse (156321811) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 118123651 - 2⁵ = 118123619 is a prime.

It is not a weakly prime, because it can be changed into another prime (118123657) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 59061825 + 59061826.

It is an arithmetic number, because the mean of its divisors is an integer number (59061826).

Almost surely, 2^118123651 is an apocalyptic number.

118123651 is a deficient number, since it is larger than the sum of its proper divisors (1).

118123651 is an equidigital number, since it uses as much as digits as its factorization.

118123651 is an evil number, because the sum of its binary digits is even.

The product of its digits is 1440, while the sum is 28.

The square root of 118123651 is about 10868.4704995689. The cubic root of 118123651 is about 490.6580787250.

The spelling of 118123651 in words is "one hundred eighteen million, one hundred twenty-three thousand, six hundred fifty-one".