51734569 has 2 divisors, whose sum is σ = 51734570. Its totient is φ = 51734568.

The previous prime is 51734537. The next prime is 51734597. The reversal of 51734569 is 96543715.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 30913600 + 20820969 = 5560^2 + 4563^2 .

It is a cyclic number.

It is not a de Polignac number, because 51734569 - 2⁵ = 51734537 is a prime.

It is a super-2 number, since 2×51734569² = 5352931259231522, which contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (51734509) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 25867284 + 25867285.

It is an arithmetic number, because the mean of its divisors is an integer number (25867285).

Almost surely, 2^51734569 is an apocalyptic number.

It is an amenable number.

51734569 is a deficient number, since it is larger than the sum of its proper divisors (1).

51734569 is an equidigital number, since it uses as much as digits as its factorization.

51734569 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 113400, while the sum is 40.

The square root of 51734569 is about 7192.6746763634. The cubic root of 51734569 is about 372.6149524358.

The spelling of 51734569 in words is "fifty-one million, seven hundred thirty-four thousand, five hundred sixty-nine".