3190091 has 2 divisors, whose sum is σ = 3190092. Its totient is φ = 3190090.

The previous prime is 3190079. The next prime is 3190093. The reversal of 3190091 is 1900913.

3190091 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-3190091 is a prime.

It is a Sophie Germain prime.

Together with 3190093, it forms a pair of twin primes.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (3190093) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1595045 + 1595046.

It is an arithmetic number, because the mean of its divisors is an integer number (1595046).

Almost surely, 2^3190091 is an apocalyptic number.

3190091 is a deficient number, since it is larger than the sum of its proper divisors (1).

3190091 is an equidigital number, since it uses as much as digits as its factorization.

3190091 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 243, while the sum is 23.

The square root of 3190091 is about 1786.0825848767. The cubic root of 3190091 is about 147.2089982242.

The spelling of 3190091 in words is "three million, one hundred ninety thousand, ninety-one".