123774023 has 2 divisors, whose sum is σ = 123774024. Its totient is φ = 123774022.

The previous prime is 123774019. The next prime is 123774031. The reversal of 123774023 is 320477321.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 123774023 - 2² = 123774019 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (123774043) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 61887011 + 61887012.

It is an arithmetic number, because the mean of its divisors is an integer number (61887012).

Almost surely, 2^123774023 is an apocalyptic number.

123774023 is a deficient number, since it is larger than the sum of its proper divisors (1).

123774023 is an equidigital number, since it uses as much as digits as its factorization.

123774023 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 7056, while the sum is 29.

The square root of 123774023 is about 11125.3774317998. The cubic root of 123774023 is about 498.3599906198.

The spelling of 123774023 in words is "one hundred twenty-three million, seven hundred seventy-four thousand, twenty-three".