10140311971 has 2 divisors, whose sum is σ = 10140311972. Its totient is φ = 10140311970.

The previous prime is 10140311969. The next prime is 10140312001. The reversal of 10140311971 is 17911304101.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 10140311971 - 2¹ = 10140311969 is a prime.

Together with 10140311969, it forms a pair of twin primes.

It is not a weakly prime, because it can be changed into another prime (10140311911) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5070155985 + 5070155986.

It is an arithmetic number, because the mean of its divisors is an integer number (5070155986).

Almost surely, 2^10140311971 is an apocalyptic number.

10140311971 is a deficient number, since it is larger than the sum of its proper divisors (1).

10140311971 is an equidigital number, since it uses as much as digits as its factorization.

10140311971 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 756, while the sum is 28.

The spelling of 10140311971 in words is "ten billion, one hundred forty million, three hundred eleven thousand, nine hundred seventy-one".