616133069 has 2 divisors, whose sum is σ = 616133070. Its totient is φ = 616133068.

The previous prime is 616133059. The next prime is 616133093. The reversal of 616133069 is 960331616.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 484572169 + 131560900 = 22013^2 + 11470^2 .

It is a cyclic number.

It is not a de Polignac number, because 616133069 - 2⁸ = 616132813 is a prime.

It is a super-2 number, since 2×616133069² = 759239917430717522, which contains 22 as substring.

It is a Chen prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (616133059) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 308066534 + 308066535.

It is an arithmetic number, because the mean of its divisors is an integer number (308066535).

Almost surely, 2^616133069 is an apocalyptic number.

It is an amenable number.

616133069 is a deficient number, since it is larger than the sum of its proper divisors (1).

616133069 is an equidigital number, since it uses as much as digits as its factorization.

616133069 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 17496, while the sum is 35.

The square root of 616133069 is about 24822.0278986226. The cubic root of 616133069 is about 850.9254368178.

The spelling of 616133069 in words is "six hundred sixteen million, one hundred thirty-three thousand, sixty-nine".