23967871451 has 2 divisors, whose sum is σ = 23967871452. Its totient is φ = 23967871450.

The previous prime is 23967871439. The next prime is 23967871489. The reversal of 23967871451 is 15417876932.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 23967871451 - 2²² = 23963677147 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 23967871393 and 23967871402.

It is not a weakly prime, because it can be changed into another prime (23964871451) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 11983935725 + 11983935726.

It is an arithmetic number, because the mean of its divisors is an integer number (11983935726).

Almost surely, 2^23967871451 is an apocalyptic number.

23967871451 is a deficient number, since it is larger than the sum of its proper divisors (1).

23967871451 is an equidigital number, since it uses as much as digits as its factorization.

23967871451 is an evil number, because the sum of its binary digits is even.

The product of its digits is 2540160, while the sum is 53.

The spelling of 23967871451 in words is "twenty-three billion, nine hundred sixty-seven million, eight hundred seventy-one thousand, four hundred fifty-one".