123044377 has 2 divisors, whose sum is σ = 123044378. Its totient is φ = 123044376.

The previous prime is 123044359. The next prime is 123044387. The reversal of 123044377 is 773440321.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 76108176 + 46936201 = 8724^2 + 6851^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-123044377 is a prime.

It is a super-2 number, since 2×123044377² = 30279837422636258, which contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (123044387) by changing a digit.

It is a good prime.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 61522188 + 61522189.

It is an arithmetic number, because the mean of its divisors is an integer number (61522189).

Almost surely, 2^123044377 is an apocalyptic number.

It is an amenable number.

123044377 is a deficient number, since it is larger than the sum of its proper divisors (1).

123044377 is an equidigital number, since it uses as much as digits as its factorization.

123044377 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 14112, while the sum is 31.

The square root of 123044377 is about 11092.5369956561. The cubic root of 123044377 is about 497.3787851450.

Adding to 123044377 its reverse (773440321), we get a palindrome (896484698).

The spelling of 123044377 in words is "one hundred twenty-three million, forty-four thousand, three hundred seventy-seven".