3159479243 has 2 divisors, whose sum is σ = 3159479244. Its totient is φ = 3159479242.

The previous prime is 3159479233. The next prime is 3159479377. The reversal of 3159479243 is 3429749513.

It is a happy number.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 3159479243 - 2¹⁰ = 3159478219 is a prime.

It is not a weakly prime, because it can be changed into another prime (3159479233) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1579739621 + 1579739622.

It is an arithmetic number, because the mean of its divisors is an integer number (1579739622).

Almost surely, 2^3159479243 is an apocalyptic number.

3159479243 is a deficient number, since it is larger than the sum of its proper divisors (1).

3159479243 is an equidigital number, since it uses as much as digits as its factorization.

3159479243 is an evil number, because the sum of its binary digits is even.

The product of its digits is 816480, while the sum is 47.

The square root of 3159479243 is about 56209.2451737256. The cubic root of 3159479243 is about 1467.3661697795.

The spelling of 3159479243 in words is "three billion, one hundred fifty-nine million, four hundred seventy-nine thousand, two hundred forty-three".