3431147 has 2 divisors, whose sum is σ = 3431148. Its totient is φ = 3431146.

The previous prime is 3431143. The next prime is 3431171. The reversal of 3431147 is 7411343.

It is a weak prime.

It is an emirp because it is prime and its reverse (7411343) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 3431147 - 2² = 3431143 is a prime.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (3431143) 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, 1715573 + 1715574.

It is an arithmetic number, because the mean of its divisors is an integer number (1715574).

Almost surely, 2^3431147 is an apocalyptic number.

3431147 is a deficient number, since it is larger than the sum of its proper divisors (1).

3431147 is an equidigital number, since it uses as much as digits as its factorization.

3431147 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 1008, while the sum is 23.

The square root of 3431147 is about 1852.3355527550. The cubic root of 3431147 is about 150.8272368818.

The spelling of 3431147 in words is "three million, four hundred thirty-one thousand, one hundred forty-seven".