3134891 has 2 divisors, whose sum is σ = 3134892. Its totient is φ = 3134890.

The previous prime is 3134881. The next prime is 3134893. The reversal of 3134891 is 1984313.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-3134891 is a prime.

Together with 3134893, 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 (3134893) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1567445 + 1567446.

It is an arithmetic number, because the mean of its divisors is an integer number (1567446).

Almost surely, 2^3134891 is an apocalyptic number.

3134891 is a deficient number, since it is larger than the sum of its proper divisors (1).

3134891 is an equidigital number, since it uses as much as digits as its factorization.

3134891 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 2592, while the sum is 29.

The square root of 3134891 is about 1770.5623400491. The cubic root of 3134891 is about 146.3549722423.

The spelling of 3134891 in words is "three million, one hundred thirty-four thousand, eight hundred ninety-one".