2610191 has 2 divisors, whose sum is σ = 2610192. Its totient is φ = 2610190.

The previous prime is 2610161. The next prime is 2610193. The reversal of 2610191 is 1910162.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-2610191 is a prime.

Together with 2610193, it forms a pair of twin primes.

It is a Chen prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (2610193) by changing a digit.

It is a good prime.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1305095 + 1305096.

It is an arithmetic number, because the mean of its divisors is an integer number (1305096).

2^2610191 is an apocalyptic number.

2610191 is a deficient number, since it is larger than the sum of its proper divisors (1).

2610191 is an equidigital number, since it uses as much as digits as its factorization.

2610191 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 108, while the sum is 20.

The square root of 2610191 is about 1615.6085540749. The cubic root of 2610191 is about 137.6863105233.

The spelling of 2610191 in words is "two million, six hundred ten thousand, one hundred ninety-one".