616190941 has 2 divisors, whose sum is σ = 616190942. Its totient is φ = 616190940.

The previous prime is 616190929. The next prime is 616191047. The reversal of 616190941 is 149091616.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 616082041 + 108900 = 24821^2 + 330^2 .

It is a cyclic number.

It is not a de Polignac number, because 616190941 - 2⁹ = 616190429 is a prime.

It is a Chen prime.

It is a self number, because there is not a number n which added to its sum of digits gives 616190941.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (616190741) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 308095470 + 308095471.

It is an arithmetic number, because the mean of its divisors is an integer number (308095471).

Almost surely, 2^616190941 is an apocalyptic number.

It is an amenable number.

616190941 is a deficient number, since it is larger than the sum of its proper divisors (1).

616190941 is an equidigital number, since it uses as much as digits as its factorization.

616190941 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 11664, while the sum is 37.

The square root of 616190941 is about 24823.1936100092. The cubic root of 616190941 is about 850.9520778242.

The spelling of 616190941 in words is "six hundred sixteen million, one hundred ninety thousand, nine hundred forty-one".