616159099 has 2 divisors, whose sum is σ = 616159100. Its totient is φ = 616159098.

The previous prime is 616159091. The next prime is 616159127. The reversal of 616159099 is 990951616.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 616159099 - 2³ = 616159091 is a prime.

It is not a weakly prime, because it can be changed into another prime (616159091) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 308079549 + 308079550.

It is an arithmetic number, because the mean of its divisors is an integer number (308079550).

Almost surely, 2^616159099 is an apocalyptic number.

616159099 is a deficient number, since it is larger than the sum of its proper divisors (1).

616159099 is an equidigital number, since it uses as much as digits as its factorization.

616159099 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 131220, while the sum is 46.

The square root of 616159099 is about 24822.5522257483. The cubic root of 616159099 is about 850.9374197688.

The spelling of 616159099 in words is "six hundred sixteen million, one hundred fifty-nine thousand, ninety-nine".