2617091 has 2 divisors, whose sum is σ = 2617092. Its totient is φ = 2617090.

The previous prime is 2617081. The next prime is 2617093. The reversal of 2617091 is 1907162.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 2617091 - 2¹⁴ = 2600707 is a prime.

Together with 2617093, it forms a pair of twin primes.

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 2617091.

It is not a weakly prime, because it can be changed into another prime (2617093) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1308545 + 1308546.

It is an arithmetic number, because the mean of its divisors is an integer number (1308546).

2^2617091 is an apocalyptic number.

2617091 is a deficient number, since it is larger than the sum of its proper divisors (1).

2617091 is an equidigital number, since it uses as much as digits as its factorization.

2617091 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 756, while the sum is 26.

The square root of 2617091 is about 1617.7425629562. The cubic root of 2617091 is about 137.8075276596.

The spelling of 2617091 in words is "two million, six hundred seventeen thousand, ninety-one".