3215417047 has 2 divisors, whose sum is σ = 3215417048. Its totient is φ = 3215417046.

The previous prime is 3215417041. The next prime is 3215417059. The reversal of 3215417047 is 7407145123.

It is a weak prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-3215417047 is a prime.

It is a super-2 number, since 2×3215417047² = 20677813572276400418, which contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (3215417041) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1607708523 + 1607708524.

It is an arithmetic number, because the mean of its divisors is an integer number (1607708524).

Almost surely, 2^3215417047 is an apocalyptic number.

3215417047 is a deficient number, since it is larger than the sum of its proper divisors (1).

3215417047 is an equidigital number, since it uses as much as digits as its factorization.

3215417047 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 23520, while the sum is 34.

The square root of 3215417047 is about 56704.6474903072. The cubic root of 3215417047 is about 1475.9753460224.

The spelling of 3215417047 in words is "three billion, two hundred fifteen million, four hundred seventeen thousand, forty-seven".