123748753 has 2 divisors, whose sum is σ = 123748754. Its totient is φ = 123748752.

The previous prime is 123748663. The next prime is 123748777. The reversal of 123748753 is 357847321.

It is a happy number.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 99660289 + 24088464 = 9983^2 + 4908^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-123748753 is a prime.

It is not a weakly prime, because it can be changed into another prime (123748853) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 61874376 + 61874377.

It is an arithmetic number, because the mean of its divisors is an integer number (61874377).

Almost surely, 2^123748753 is an apocalyptic number.

It is an amenable number.

123748753 is a deficient number, since it is larger than the sum of its proper divisors (1).

123748753 is an equidigital number, since it uses as much as digits as its factorization.

123748753 is an evil number, because the sum of its binary digits is even.

The product of its digits is 141120, while the sum is 40.

The square root of 123748753 is about 11124.2416820204. The cubic root of 123748753 is about 498.3260728564.

The spelling of 123748753 in words is "one hundred twenty-three million, seven hundred forty-eight thousand, seven hundred fifty-three".