3138782314 has 16 divisors (see below), whose sum is σ = 4774732488. Its totient is φ = 1547223552.

The previous prime is 3138782303. The next prime is 3138782327. The reversal of 3138782314 is 4132878313.

It is a happy number.

It can be written as a sum of positive squares in 4 ways, for example, as 2403450625 + 735331689 = 49025^2 + 27117^2 .

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 630724 + ... + 635680.

Almost surely, 2^3138782314 is an apocalyptic number.

3138782314 is a deficient number, since it is larger than the sum of its proper divisors (1635950174).

3138782314 is a wasteful number, since it uses less digits than its factorization.

3138782314 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 9369.

The product of its digits is 96768, while the sum is 40.

The square root of 3138782314 is about 56024.8365816448. The cubic root of 3138782314 is about 1464.1550360487.

The spelling of 3138782314 in words is "three billion, one hundred thirty-eight million, seven hundred eighty-two thousand, three hundred fourteen".