10009615391 has 2 divisors, whose sum is σ = 10009615392. Its totient is φ = 10009615390.

The previous prime is 10009615373. The next prime is 10009615411. The reversal of 10009615391 is 19351690001.

It is a weak prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-10009615391 is a prime.

It is a Sophie Germain prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (10009615331) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5004807695 + 5004807696.

It is an arithmetic number, because the mean of its divisors is an integer number (5004807696).

Almost surely, 2^10009615391 is an apocalyptic number.

10009615391 is a deficient number, since it is larger than the sum of its proper divisors (1).

10009615391 is an equidigital number, since it uses as much as digits as its factorization.

10009615391 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 7290, while the sum is 35.

The spelling of 10009615391 in words is "ten billion, nine million, six hundred fifteen thousand, three hundred ninety-one".