4645387319 has 2 divisors, whose sum is σ = 4645387320. Its totient is φ = 4645387318.

The previous prime is 4645387297. The next prime is 4645387379. The reversal of 4645387319 is 9137835464.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 4645387319 - 2³² = 350420023 is a prime.

It is a super-2 number, since 2×4645387319² = 43159246687052015522, which contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (4645387379) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2322693659 + 2322693660.

It is an arithmetic number, because the mean of its divisors is an integer number (2322693660).

Almost surely, 2^4645387319 is an apocalyptic number.

4645387319 is a deficient number, since it is larger than the sum of its proper divisors (1).

4645387319 is an equidigital number, since it uses as much as digits as its factorization.

4645387319 is an evil number, because the sum of its binary digits is even.

The product of its digits is 2177280, while the sum is 50.

The square root of 4645387319 is about 68157.0782751139. The cubic root of 4645387319 is about 1668.5554480854. Note that the first 3 decimals are identical.

The spelling of 4645387319 in words is "four billion, six hundred forty-five million, three hundred eighty-seven thousand, three hundred nineteen".