3139319 has 4 divisors (see below), whose sum is σ = 3150696. Its totient is φ = 3127944.

The previous prime is 3139307. The next prime is 3139321. The reversal of 3139319 is 9139313.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 3139319 - 2⁴ = 3139303 is a prime.

It is a super-2 number, since 2×3139319² = 19710647567522, which contains 22 as substring.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 3139291 and 3139300.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3139369) 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 in 3 ways as a sum of consecutive naturals, for example, 5264 + ... + 5829.

It is an arithmetic number, because the mean of its divisors is an integer number (787674).

Almost surely, 2^3139319 is an apocalyptic number.

3139319 is a deficient number, since it is larger than the sum of its proper divisors (11377).

3139319 is a wasteful number, since it uses less digits than its factorization.

3139319 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 11376.

The product of its digits is 2187, while the sum is 29.

The square root of 3139319 is about 1771.8123489806. The cubic root of 3139319 is about 146.4238481012.

The spelling of 3139319 in words is "three million, one hundred thirty-nine thousand, three hundred nineteen".