3149357 has 2 divisors, whose sum is σ = 3149358. Its totient is φ = 3149356.

The previous prime is 3149353. The next prime is 3149359. The reversal of 3149357 is 7539413.

It is a happy number.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 2399401 + 749956 = 1549^2 + 866^2 .

It is a cyclic number.

It is not a de Polignac number, because 3149357 - 2² = 3149353 is a prime.

Together with 3149359, 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 (3149353) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1574678 + 1574679.

It is an arithmetic number, because the mean of its divisors is an integer number (1574679).

Almost surely, 2^3149357 is an apocalyptic number.

It is an amenable number.

3149357 is a deficient number, since it is larger than the sum of its proper divisors (1).

3149357 is an equidigital number, since it uses as much as digits as its factorization.

3149357 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 11340, while the sum is 32.

The square root of 3149357 is about 1774.6427809562. The cubic root of 3149357 is about 146.5797459032.

The spelling of 3149357 in words is "three million, one hundred forty-nine thousand, three hundred fifty-seven".