616014631 has 2 divisors, whose sum is σ = 616014632. Its totient is φ = 616014630.

The previous prime is 616014611. The next prime is 616014731. The reversal of 616014631 is 136410616.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 616014631 - 2²⁹ = 79143719 is a prime.

It is a super-2 number, since 2×616014631² = 758948051212132322, which contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 616014631.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (616014611) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 308007315 + 308007316.

It is an arithmetic number, because the mean of its divisors is an integer number (308007316).

Almost surely, 2^616014631 is an apocalyptic number.

616014631 is a deficient number, since it is larger than the sum of its proper divisors (1).

616014631 is an equidigital number, since it uses as much as digits as its factorization.

616014631 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 2592, while the sum is 28.

The square root of 616014631 is about 24819.6420401262. The cubic root of 616014631 is about 850.8709094381.

The spelling of 616014631 in words is "six hundred sixteen million, fourteen thousand, six hundred thirty-one".