3189139 has 2 divisors, whose sum is σ = 3189140. Its totient is φ = 3189138.

The previous prime is 3189119. The next prime is 3189161. The reversal of 3189139 is 9319813.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 3189139 - 2¹¹ = 3187091 is a prime.

It is a super-2 number, since 2×3189139² = 20341215122642, which contains 22 as substring.

3189139 is a lucky number.

It is not a weakly prime, because it can be changed into another prime (3189119) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1594569 + 1594570.

It is an arithmetic number, because the mean of its divisors is an integer number (1594570).

Almost surely, 2^3189139 is an apocalyptic number.

3189139 is a deficient number, since it is larger than the sum of its proper divisors (1).

3189139 is an equidigital number, since it uses as much as digits as its factorization.

3189139 is an evil number, because the sum of its binary digits is even.

The product of its digits is 5832, while the sum is 34.

The square root of 3189139 is about 1785.8160599569. The cubic root of 3189139 is about 147.1943531969.

The spelling of 3189139 in words is "three million, one hundred eighty-nine thousand, one hundred thirty-nine".