118016251 has 2 divisors, whose sum is σ = 118016252. Its totient is φ = 118016250.

The previous prime is 118016207. The next prime is 118016281. The reversal of 118016251 is 152610811.

It is a happy number.

It is a strong prime.

It is an emirp because it is prime and its reverse (152610811) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 118016251 - 2¹¹ = 118014203 is a prime.

It is not a weakly prime, because it can be changed into another prime (118016281) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 59008125 + 59008126.

It is an arithmetic number, because the mean of its divisors is an integer number (59008126).

Almost surely, 2^118016251 is an apocalyptic number.

118016251 is a deficient number, since it is larger than the sum of its proper divisors (1).

118016251 is an equidigital number, since it uses as much as digits as its factorization.

118016251 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 480, while the sum is 25.

The square root of 118016251 is about 10863.5284783536. The cubic root of 118016251 is about 490.5093287889.

The spelling of 118016251 in words is "one hundred eighteen million, sixteen thousand, two hundred fifty-one".