3141491 has 2 divisors, whose sum is σ = 3141492. Its totient is φ = 3141490.

The previous prime is 3141487. The next prime is 3141493. The reversal of 3141491 is 1941413.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 3141491 - 2² = 3141487 is a prime.

Together with 3141493, 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 (3141493) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1570745 + 1570746.

It is an arithmetic number, because the mean of its divisors is an integer number (1570746).

Almost surely, 2^3141491 is an apocalyptic number.

3141491 is a deficient number, since it is larger than the sum of its proper divisors (1).

3141491 is an equidigital number, since it uses as much as digits as its factorization.

3141491 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 432, while the sum is 23.

The square root of 3141491 is about 1772.4251747253. The cubic root of 3141491 is about 146.4576090624.

The spelling of 3141491 in words is "three million, one hundred forty-one thousand, four hundred ninety-one".