10123658971 has 2 divisors, whose sum is σ = 10123658972. Its totient is φ = 10123658970.

The previous prime is 10123658873. The next prime is 10123658999. The reversal of 10123658971 is 17985632101.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 10123658971 - 2²⁷ = 9989441243 is a prime.

It is a super-2 number, since 2×10123658971² (a number of 21 digits) contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (10123652971) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5061829485 + 5061829486.

It is an arithmetic number, because the mean of its divisors is an integer number (5061829486).

Almost surely, 2^10123658971 is an apocalyptic number.

10123658971 is a deficient number, since it is larger than the sum of its proper divisors (1).

10123658971 is an equidigital number, since it uses as much as digits as its factorization.

10123658971 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 90720, while the sum is 43.

The spelling of 10123658971 in words is "ten billion, one hundred twenty-three million, six hundred fifty-eight thousand, nine hundred seventy-one".