51053012 has 12 divisors (see below), whose sum is σ = 89393556. Its totient is φ = 25512000.

The previous prime is 51053011. The next prime is 51053027. The reversal of 51053012 is 21035015.

It can be written as a sum of positive squares in 2 ways, for example, as 15100996 + 35952016 = 3886^2 + 5996^2 .

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (51053011) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 9878 + ... + 14130.

It is an arithmetic number, because the mean of its divisors is an integer number (7449463).

Almost surely, 2^51053012 is an apocalyptic number.

It is an amenable number.

51053012 is a deficient number, since it is larger than the sum of its proper divisors (38340544).

51053012 is a wasteful number, since it uses less digits than its factorization.

51053012 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7258 (or 7256 counting only the distinct ones).

The product of its (nonzero) digits is 150, while the sum is 17.

The square root of 51053012 is about 7145.1390469325. The cubic root of 51053012 is about 370.9714234642.

Adding to 51053012 its reverse (21035015), we get a palindrome (72088027).

The spelling of 51053012 in words is "fifty-one million, fifty-three thousand, twelve".