53118963 has 8 divisors (see below), whose sum is σ = 78694800. Its totient is φ = 35412624.

The previous prime is 53118953. The next prime is 53118971. The reversal of 53118963 is 36981135.

It is a happy number.

It is not a de Polignac number, because 53118963 - 2⁹ = 53118451 is a prime.

It is not an unprimeable number, because it can be changed into a prime (53118913) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 983658 + ... + 983711.

It is an arithmetic number, because the mean of its divisors is an integer number (9836850).

Almost surely, 2^53118963 is an apocalyptic number.

53118963 is a deficient number, since it is larger than the sum of its proper divisors (25575837).

53118963 is a wasteful number, since it uses less digits than its factorization.

53118963 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1967378 (or 1967372 counting only the distinct ones).

The product of its digits is 19440, while the sum is 36.

The square root of 53118963 is about 7288.2757220072. The cubic root of 53118963 is about 375.9094088188.

The spelling of 53118963 in words is "fifty-three million, one hundred eighteen thousand, nine hundred sixty-three".