5391018 has 12 divisors (see below), whose sum is σ = 11680578. Its totient is φ = 1797000.

The previous prime is 5391017. The next prime is 5391019. The reversal of 5391018 is 8101935.

It is an interprime number because it is at equal distance from previous prime (5391017) and next prime (5391019).

It can be written as a sum of positive squares in only one way, i.e., 5212089 + 178929 = 2283^2 + 423^2 .

It is a junction number, because it is equal to n+sod(n) for n = 5390982 and 5391000.

It is not an unprimeable number, because it can be changed into a prime (5391017) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 149733 + ... + 149768.

Almost surely, 2^5391018 is an apocalyptic number.

5391018 is an abundant number, since it is smaller than the sum of its proper divisors (6289560).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

5391018 is a wasteful number, since it uses less digits than its factorization.

5391018 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 299509 (or 299506 counting only the distinct ones).

The product of its (nonzero) digits is 1080, while the sum is 27.

The square root of 5391018 is about 2321.8565847184. The cubic root of 5391018 is about 175.3437379874.

The spelling of 5391018 in words is "five million, three hundred ninety-one thousand, eighteen".