3139967 has 2 divisors, whose sum is σ = 3139968. Its totient is φ = 3139966.

The previous prime is 3139943. The next prime is 3139979. The reversal of 3139967 is 7699313.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 3139967 - 2¹⁰ = 3138943 is a prime.

It is a super-2 number, since 2×3139967² = 19718785522178, which contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 3139967.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (3139907) 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, 1569983 + 1569984.

It is an arithmetic number, because the mean of its divisors is an integer number (1569984).

Almost surely, 2^3139967 is an apocalyptic number.

3139967 is a deficient number, since it is larger than the sum of its proper divisors (1).

3139967 is an equidigital number, since it uses as much as digits as its factorization.

3139967 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 30618, while the sum is 38.

The square root of 3139967 is about 1771.9952031538. The cubic root of 3139967 is about 146.4339220616.

The spelling of 3139967 in words is "three million, one hundred thirty-nine thousand, nine hundred sixty-seven".