3149205316 has 6 divisors (see below), whose sum is σ = 5511109310. Its totient is φ = 1574602656.

The previous prime is 3149205289. The next prime is 3149205329. The reversal of 3149205316 is 6135029413.

It can be written as a sum of positive squares in only one way, i.e., 2227840000 + 921365316 = 47200^2 + 30354^2 .

It is an unprimeable number.

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, 393650661 + ... + 393650668.

Almost surely, 2^3149205316 is an apocalyptic number.

It is an amenable number.

3149205316 is a deficient number, since it is larger than the sum of its proper divisors (2361903994).

3149205316 is a wasteful number, since it uses less digits than its factorization.

3149205316 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 787301333 (or 787301331 counting only the distinct ones).

The product of its (nonzero) digits is 19440, while the sum is 34.

The square root of 3149205316 is about 56117.7807472819. The cubic root of 3149205316 is about 1465.7739260175.

The spelling of 3149205316 in words is "three billion, one hundred forty-nine million, two hundred five thousand, three hundred sixteen".