3320345047 has 2 divisors, whose sum is σ = 3320345048. Its totient is φ = 3320345046.

The previous prime is 3320345011. The next prime is 3320345051. The reversal of 3320345047 is 7405430233.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 3320345047 - 2¹¹ = 3320342999 is a prime.

It is a super-2 number, since 2×3320345047² = 22049382462274864418, which contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (3320345087) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1660172523 + 1660172524.

It is an arithmetic number, because the mean of its divisors is an integer number (1660172524).

Almost surely, 2^3320345047 is an apocalyptic number.

3320345047 is a deficient number, since it is larger than the sum of its proper divisors (1).

3320345047 is an equidigital number, since it uses as much as digits as its factorization.

3320345047 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 30240, while the sum is 31.

The square root of 3320345047 is about 57622.4352748129. The cubic root of 3320345047 is about 1491.8588644717.

The spelling of 3320345047 in words is "three billion, three hundred twenty million, three hundred forty-five thousand, forty-seven".