123672774311 has 2 divisors, whose sum is σ = 123672774312. Its totient is φ = 123672774310.

The previous prime is 123672774299. The next prime is 123672774317. The reversal of 123672774311 is 113477276321.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 123672774311 - 2¹⁸ = 123672512167 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (123672774317) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 61836387155 + 61836387156.

It is an arithmetic number, because the mean of its divisors is an integer number (61836387156).

Almost surely, 2^123672774311 is an apocalyptic number.

123672774311 is a deficient number, since it is larger than the sum of its proper divisors (1).

123672774311 is an equidigital number, since it uses as much as digits as its factorization.

123672774311 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 296352, while the sum is 44.

The spelling of 123672774311 in words is "one hundred twenty-three billion, six hundred seventy-two million, seven hundred seventy-four thousand, three hundred eleven".