10127328691 has 2 divisors, whose sum is σ = 10127328692. Its totient is φ = 10127328690.

The previous prime is 10127328683. The next prime is 10127328721. The reversal of 10127328691 is 19682372101.

10127328691 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 10127328691 - 2³ = 10127328683 is a prime.

It is not a weakly prime, because it can be changed into another prime (10127328671) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5063664345 + 5063664346.

It is an arithmetic number, because the mean of its divisors is an integer number (5063664346).

Almost surely, 2^10127328691 is an apocalyptic number.

10127328691 is a deficient number, since it is larger than the sum of its proper divisors (1).

10127328691 is an equidigital number, since it uses as much as digits as its factorization.

10127328691 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 36288, while the sum is 40.

The spelling of 10127328691 in words is "ten billion, one hundred twenty-seven million, three hundred twenty-eight thousand, six hundred ninety-one".