123776441 has 2 divisors, whose sum is σ = 123776442. Its totient is φ = 123776440.

The previous prime is 123776399. The next prime is 123776453. The reversal of 123776441 is 144677321.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 123765625 + 10816 = 11125^2 + 104^2 .

It is a cyclic number.

It is not a de Polignac number, because 123776441 - 2⁶ = 123776377 is a prime.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (123776461) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 61888220 + 61888221.

It is an arithmetic number, because the mean of its divisors is an integer number (61888221).

Almost surely, 2^123776441 is an apocalyptic number.

It is an amenable number.

123776441 is a deficient number, since it is larger than the sum of its proper divisors (1).

123776441 is an equidigital number, since it uses as much as digits as its factorization.

123776441 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 28224, while the sum is 35.

The square root of 123776441 is about 11125.4861017396. The cubic root of 123776441 is about 498.3632358528.

The spelling of 123776441 in words is "one hundred twenty-three million, seven hundred seventy-six thousand, four hundred forty-one".