5312018 has 4 divisors (see below), whose sum is σ = 7968030. Its totient is φ = 2656008.

The previous prime is 5311993. The next prime is 5312033. The reversal of 5312018 is 8102135.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in only one way, i.e., 2900209 + 2411809 = 1703^2 + 1553^2 .

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1328003 + ... + 1328006.

Almost surely, 2^5312018 is an apocalyptic number.

5312018 is a deficient number, since it is larger than the sum of its proper divisors (2656012).

5312018 is a wasteful number, since it uses less digits than its factorization.

5312018 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2656011.

The product of its (nonzero) digits is 240, while the sum is 20.

The square root of 5312018 is about 2304.7815514708. The cubic root of 5312018 is about 174.4830239395.

The spelling of 5312018 in words is "five million, three hundred twelve thousand, eighteen".