3708139 has 2 divisors, whose sum is σ = 3708140. Its totient is φ = 3708138.

The previous prime is 3708137. The next prime is 3708151. The reversal of 3708139 is 9318073.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 3708139 - 2¹ = 3708137 is a prime.

Together with 3708137, it forms a pair of twin primes.

It is a self number, because there is not a number n which added to its sum of digits gives 3708139.

It is not a weakly prime, because it can be changed into another prime (3708137) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1854069 + 1854070.

It is an arithmetic number, because the mean of its divisors is an integer number (1854070).

Almost surely, 2^3708139 is an apocalyptic number.

3708139 is a deficient number, since it is larger than the sum of its proper divisors (1).

3708139 is an equidigital number, since it uses as much as digits as its factorization.

3708139 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 4536, while the sum is 31.

The square root of 3708139 is about 1925.6528762994. The cubic root of 3708139 is about 154.7813636154.

The spelling of 3708139 in words is "three million, seven hundred eight thousand, one hundred thirty-nine".