616165063 has 2 divisors, whose sum is σ = 616165064. Its totient is φ = 616165062.

The previous prime is 616165061. The next prime is 616165127. The reversal of 616165063 is 360561616.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 616165063 - 2¹ = 616165061 is a prime.

Together with 616165061, it forms a pair of twin primes.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (616165061) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 308082531 + 308082532.

It is an arithmetic number, because the mean of its divisors is an integer number (308082532).

Almost surely, 2^616165063 is an apocalyptic number.

616165063 is a deficient number, since it is larger than the sum of its proper divisors (1).

616165063 is an equidigital number, since it uses as much as digits as its factorization.

616165063 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 19440, while the sum is 34.

The square root of 616165063 is about 24822.6723581487. The cubic root of 616165063 is about 850.9401652580.

The spelling of 616165063 in words is "six hundred sixteen million, one hundred sixty-five thousand, sixty-three".