2491617083 has 2 divisors, whose sum is σ = 2491617084. Its totient is φ = 2491617082.

The previous prime is 2491617077. The next prime is 2491617091. The reversal of 2491617083 is 3807161942.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 2491617083 - 2²⁴ = 2474839867 is a prime.

It is a Sophie Germain prime.

It is a self number, because there is not a number n which added to its sum of digits gives 2491617083.

It is not a weakly prime, because it can be changed into another prime (2491617043) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1245808541 + 1245808542.

It is an arithmetic number, because the mean of its divisors is an integer number (1245808542).

Almost surely, 2^2491617083 is an apocalyptic number.

2491617083 is a deficient number, since it is larger than the sum of its proper divisors (1).

2491617083 is an equidigital number, since it uses as much as digits as its factorization.

2491617083 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 72576, while the sum is 41.

The square root of 2491617083 is about 49916.1004386360. The cubic root of 2491617083 is about 1355.6901270611.

The spelling of 2491617083 in words is "two billion, four hundred ninety-one million, six hundred seventeen thousand, eighty-three".