51130753 has 2 divisors, whose sum is σ = 51130754. Its totient is φ = 51130752.

The previous prime is 51130727. The next prime is 51130777. The reversal of 51130753 is 35703115.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 39652209 + 11478544 = 6297^2 + 3388^2 .

It is a cyclic number.

It is not a de Polignac number, because 51130753 - 2²¹ = 49033601 is a prime.

It is a super-3 number, since 3×51130753³ (a number of 24 digits) contains 333 as substring. Note that it is a super-d number also for d = 2.

It is not a weakly prime, because it can be changed into another prime (51130853) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 25565376 + 25565377.

It is an arithmetic number, because the mean of its divisors is an integer number (25565377).

Almost surely, 2^51130753 is an apocalyptic number.

It is an amenable number.

51130753 is a deficient number, since it is larger than the sum of its proper divisors (1).

51130753 is an equidigital number, since it uses as much as digits as its factorization.

51130753 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 1575, while the sum is 25.

The square root of 51130753 is about 7150.5771095765. The cubic root of 51130753 is about 371.1596269422.

Adding to 51130753 its reverse (35703115), we get a palindrome (86833868).

The spelling of 51130753 in words is "fifty-one million, one hundred thirty thousand, seven hundred fifty-three".