53416631 has 2 divisors, whose sum is σ = 53416632. Its totient is φ = 53416630.

The previous prime is 53416609. The next prime is 53416661. The reversal of 53416631 is 13661435.

It is a happy number.

It is a weak prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-53416631 is a prime.

It is a super-2 number, since 2×53416631² = 5706672934780322, which contains 22 as substring.

It is a Chen prime.

It is a junction number, because it is equal to n+sod(n) for n = 53416594 and 53416603.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (53416661) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 26708315 + 26708316.

It is an arithmetic number, because the mean of its divisors is an integer number (26708316).

Almost surely, 2^53416631 is an apocalyptic number.

53416631 is a deficient number, since it is larger than the sum of its proper divisors (1).

53416631 is an equidigital number, since it uses as much as digits as its factorization.

53416631 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 6480, while the sum is 29.

The square root of 53416631 is about 7308.6682097356. The cubic root of 53416631 is about 376.6102748829.

The spelling of 53416631 in words is "fifty-three million, four hundred sixteen thousand, six hundred thirty-one".