123340753 has 2 divisors, whose sum is σ = 123340754. Its totient is φ = 123340752.

The previous prime is 123340747. The next prime is 123340757. The reversal of 123340753 is 357043321.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 121616784 + 1723969 = 11028^2 + 1313^2 .

It is a cyclic number.

It is not a de Polignac number, because 123340753 - 2²⁵ = 89786321 is a prime.

It is a super-3 number, since 3×123340753³ (a number of 25 digits) contains 333 as substring.

It is not a weakly prime, because it can be changed into another prime (123340757) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 61670376 + 61670377.

It is an arithmetic number, because the mean of its divisors is an integer number (61670377).

Almost surely, 2^123340753 is an apocalyptic number.

It is an amenable number.

123340753 is a deficient number, since it is larger than the sum of its proper divisors (1).

123340753 is an equidigital number, since it uses as much as digits as its factorization.

123340753 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 7560, while the sum is 28.

The square root of 123340753 is about 11105.8882130157. Note that the first 3 decimals coincide. The cubic root of 123340753 is about 497.7778090326. Note that the first 3 decimals are identical.

The spelling of 123340753 in words is "one hundred twenty-three million, three hundred forty thousand, seven hundred fifty-three".