123736896271 has 2 divisors, whose sum is σ = 123736896272. Its totient is φ = 123736896270.

The previous prime is 123736896233. The next prime is 123736896281. The reversal of 123736896271 is 172698637321.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 123736896271 - 2²³ = 123728507663 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (123736896281) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 61868448135 + 61868448136.

It is an arithmetic number, because the mean of its divisors is an integer number (61868448136).

Almost surely, 2^123736896271 is an apocalyptic number.

123736896271 is a deficient number, since it is larger than the sum of its proper divisors (1).

123736896271 is an equidigital number, since it uses as much as digits as its factorization.

123736896271 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 4572288, while the sum is 55.

The spelling of 123736896271 in words is "one hundred twenty-three billion, seven hundred thirty-six million, eight hundred ninety-six thousand, two hundred seventy-one".