53000051 has 16 divisors (see below), whose sum is σ = 58285920. Its totient is φ = 47900160.

The previous prime is 53000047. The next prime is 53000069. The reversal of 53000051 is 15000035.

It is a cyclic number.

It is not a de Polignac number, because 53000051 - 2² = 53000047 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (53000011) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 159956 + ... + 160286.

It is an arithmetic number, because the mean of its divisors is an integer number (3642870).

Almost surely, 2^53000051 is an apocalyptic number.

53000051 is a deficient number, since it is larger than the sum of its proper divisors (5285869).

53000051 is a wasteful number, since it uses less digits than its factorization.

53000051 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 566.

The product of its (nonzero) digits is 75, while the sum is 14.

The square root of 53000051 is about 7280.1133919741. The cubic root of 53000051 is about 375.6286959067.

Adding to 53000051 its reverse (15000035), we get a palindrome (68000086).

The spelling of 53000051 in words is "fifty-three million, fifty-one", and thus it is an aban number and an uban number.