5391012 has 24 divisors (see below), whose sum is σ = 13722912. Its totient is φ = 1633600.

The previous prime is 5390999. The next prime is 5391017. The reversal of 5391012 is 2101935.

It is a self number, because there is not a number n which added to its sum of digits gives 5391012.

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 7 ways as a sum of consecutive naturals, for example, 20289 + ... + 20552.

It is an arithmetic number, because the mean of its divisors is an integer number (571788).

Almost surely, 2^5391012 is an apocalyptic number.

It is an amenable number.

5391012 is an abundant number, since it is smaller than the sum of its proper divisors (8331900).

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

5391012 is a wasteful number, since it uses less digits than its factorization.

5391012 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 40859 (or 40857 counting only the distinct ones).

The product of its (nonzero) digits is 270, while the sum is 21.

The square root of 5391012 is about 2321.8552926485. The cubic root of 5391012 is about 175.3436729370.

Adding to 5391012 its reverse (2101935), we get a palindrome (7492947).

It can be divided in two parts, 539 and 1012, that added together give a palindrome (1551).

The spelling of 5391012 in words is "five million, three hundred ninety-one thousand, twelve".