53016709 has 2 divisors, whose sum is σ = 53016710. Its totient is φ = 53016708.

The previous prime is 53016683. The next prime is 53016737. The reversal of 53016709 is 90761035.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 46539684 + 6477025 = 6822^2 + 2545^2 .

It is a cyclic number.

It is not a de Polignac number, because 53016709 - 2⁷ = 53016581 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (53016809) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 26508354 + 26508355.

It is an arithmetic number, because the mean of its divisors is an integer number (26508355).

Almost surely, 2^53016709 is an apocalyptic number.

It is an amenable number.

53016709 is a deficient number, since it is larger than the sum of its proper divisors (1).

53016709 is an equidigital number, since it uses as much as digits as its factorization.

53016709 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 5670, while the sum is 31.

The square root of 53016709 is about 7281.2573776787. The cubic root of 53016709 is about 375.6680453492.

The spelling of 53016709 in words is "fifty-three million, sixteen thousand, seven hundred nine".