53417831 has 2 divisors, whose sum is σ = 53417832. Its totient is φ = 53417830.

The previous prime is 53417809. The next prime is 53417849. The reversal of 53417831 is 13871435.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 53417831 - 2¹⁰ = 53416807 is a prime.

It is a super-2 number, since 2×53417831² = 5706929337489122, which contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (53413831) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 26708915 + 26708916.

It is an arithmetic number, because the mean of its divisors is an integer number (26708916).

Almost surely, 2^53417831 is an apocalyptic number.

53417831 is a deficient number, since it is larger than the sum of its proper divisors (1).

53417831 is an equidigital number, since it uses as much as digits as its factorization.

53417831 is an evil number, because the sum of its binary digits is even.

The product of its digits is 10080, while the sum is 32.

The square root of 53417831 is about 7308.7503035745. The cubic root of 53417831 is about 376.6130950342.

The spelling of 53417831 in words is "fifty-three million, four hundred seventeen thousand, eight hundred thirty-one".