118851563 has 2 divisors, whose sum is σ = 118851564. Its totient is φ = 118851562.

The previous prime is 118851521. The next prime is 118851569. The reversal of 118851563 is 365158811.

It is a happy number.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 118851563 - 2⁸ = 118851307 is a prime.

It is not a weakly prime, because it can be changed into another prime (118851569) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 59425781 + 59425782.

It is an arithmetic number, because the mean of its divisors is an integer number (59425782).

Almost surely, 2^118851563 is an apocalyptic number.

118851563 is a deficient number, since it is larger than the sum of its proper divisors (1).

118851563 is an equidigital number, since it uses as much as digits as its factorization.

118851563 is an evil number, because the sum of its binary digits is even.

The product of its digits is 28800, while the sum is 38.

The square root of 118851563 is about 10901.9063929205. The cubic root of 118851563 is about 491.6638744008.

The spelling of 118851563 in words is "one hundred eighteen million, eight hundred fifty-one thousand, five hundred sixty-three".