616159867 has 2 divisors, whose sum is σ = 616159868. Its totient is φ = 616159866.

The previous prime is 616159823. The next prime is 616159877. The reversal of 616159867 is 768951616.

It is a happy number.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 616159867 - 2¹¹ = 616157819 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 616159867.

It is not a weakly prime, because it can be changed into another prime (616159877) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 308079933 + 308079934.

It is an arithmetic number, because the mean of its divisors is an integer number (308079934).

Almost surely, 2^616159867 is an apocalyptic number.

616159867 is a deficient number, since it is larger than the sum of its proper divisors (1).

616159867 is an equidigital number, since it uses as much as digits as its factorization.

616159867 is an evil number, because the sum of its binary digits is even.

The product of its digits is 544320, while the sum is 49.

The square root of 616159867 is about 24822.5676955467. The cubic root of 616159867 is about 850.9377733137.

The spelling of 616159867 in words is "six hundred sixteen million, one hundred fifty-nine thousand, eight hundred sixty-seven".