616739041 has 2 divisors, whose sum is σ = 616739042. Its totient is φ = 616739040.

The previous prime is 616739023. The next prime is 616739047. The reversal of 616739041 is 140937616.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 615238416 + 1500625 = 24804^2 + 1225^2 .

It is a cyclic number.

It is not a de Polignac number, because 616739041 - 2¹¹ = 616736993 is a prime.

It is not a weakly prime, because it can be changed into another prime (616739047) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 308369520 + 308369521.

It is an arithmetic number, because the mean of its divisors is an integer number (308369521).

Almost surely, 2^616739041 is an apocalyptic number.

It is an amenable number.

616739041 is a deficient number, since it is larger than the sum of its proper divisors (1).

616739041 is an equidigital number, since it uses as much as digits as its factorization.

616739041 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 27216, while the sum is 37.

The square root of 616739041 is about 24834.2312343265. The cubic root of 616739041 is about 851.2043094957.

The spelling of 616739041 in words is "six hundred sixteen million, seven hundred thirty-nine thousand, forty-one".