52511012 has 12 divisors (see below), whose sum is σ = 91988316. Its totient is φ = 26228640.

The previous prime is 52511009. The next prime is 52511021. The reversal of 52511012 is 21011525.

It can be written as a sum of positive squares in 2 ways, for example, as 30758116 + 21752896 = 5546^2 + 4664^2 .

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1943 + ... + 10430.

It is an arithmetic number, because the mean of its divisors is an integer number (7665693).

Almost surely, 2^52511012 is an apocalyptic number.

It is an amenable number.

52511012 is a deficient number, since it is larger than the sum of its proper divisors (39477304).

52511012 is a wasteful number, since it uses less digits than its factorization.

52511012 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 13438 (or 13436 counting only the distinct ones).

The product of its (nonzero) digits is 100, while the sum is 17.

The square root of 52511012 is about 7246.4482334451. The cubic root of 52511012 is about 374.4697976776.

Adding to 52511012 its reverse (21011525), we get a palindrome (73522537).

The spelling of 52511012 in words is "fifty-two million, five hundred eleven thousand, twelve".