3147379819 has 2 divisors, whose sum is σ = 3147379820. Its totient is φ = 3147379818.

The previous prime is 3147379789. The next prime is 3147379861. The reversal of 3147379819 is 9189737413.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 3147379819 - 2⁷ = 3147379691 is a prime.

It is a super-2 number, since 2×3147379819² = 19811999450096945522, which contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (3147379219) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1573689909 + 1573689910.

It is an arithmetic number, because the mean of its divisors is an integer number (1573689910).

Almost surely, 2^3147379819 is an apocalyptic number.

3147379819 is a deficient number, since it is larger than the sum of its proper divisors (1).

3147379819 is an equidigital number, since it uses as much as digits as its factorization.

3147379819 is an evil number, because the sum of its binary digits is even.

The product of its digits is 1143072, while the sum is 52.

The square root of 3147379819 is about 56101.5135179079. The cubic root of 3147379819 is about 1465.4906499926.

The spelling of 3147379819 in words is "three billion, one hundred forty-seven million, three hundred seventy-nine thousand, eight hundred nineteen".