118312063 has 2 divisors, whose sum is σ = 118312064. Its totient is φ = 118312062.

The previous prime is 118312043. The next prime is 118312087. The reversal of 118312063 is 360213811.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 118312063 - 2²¹ = 116214911 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (118312003) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 59156031 + 59156032.

It is an arithmetic number, because the mean of its divisors is an integer number (59156032).

Almost surely, 2^118312063 is an apocalyptic number.

118312063 is a deficient number, since it is larger than the sum of its proper divisors (1).

118312063 is an equidigital number, since it uses as much as digits as its factorization.

118312063 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 864, while the sum is 25.

The square root of 118312063 is about 10877.1348709115. The cubic root of 118312063 is about 490.9188133056.

Adding to 118312063 its reverse (360213811), we get a palindrome (478525874).

The spelling of 118312063 in words is "one hundred eighteen million, three hundred twelve thousand, sixty-three".