5642913907 has 2 divisors, whose sum is σ = 5642913908. Its totient is φ = 5642913906.

The previous prime is 5642913893. The next prime is 5642913923. The reversal of 5642913907 is 7093192465.

It is a happy number.

It is a weak prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-5642913907 is a prime.

It is not a weakly prime, because it can be changed into another prime (5642913937) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2821456953 + 2821456954.

It is an arithmetic number, because the mean of its divisors is an integer number (2821456954).

Almost surely, 2^5642913907 is an apocalyptic number.

5642913907 is a deficient number, since it is larger than the sum of its proper divisors (1).

5642913907 is an equidigital number, since it uses as much as digits as its factorization.

5642913907 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 408240, while the sum is 46.

The square root of 5642913907 is about 75119.3311139017. The cubic root of 5642913907 is about 1780.3325880865.

The spelling of 5642913907 in words is "five billion, six hundred forty-two million, nine hundred thirteen thousand, nine hundred seven".