123327249409 has 16 divisors (see below), whose sum is σ = 154885091200. Its totient is φ = 97577600400.

The previous prime is 123327249319. The next prime is 123327249421. The reversal of 123327249409 is 904942723321.

It is not a de Polignac number, because 123327249409 - 2⁹ = 123327248897 is a prime.

It is a super-2 number, since 2×123327249409² (a number of 23 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (123327249499) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 13824567 + ... + 13833484.

It is an arithmetic number, because the mean of its divisors is an integer number (9680318200).

Almost surely, 2^123327249409 is an apocalyptic number.

It is an amenable number.

123327249409 is a deficient number, since it is larger than the sum of its proper divisors (31557841791).

123327249409 is an equidigital number, since it uses as much as digits as its factorization.

123327249409 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 27658085 (or 27658071 counting only the distinct ones).

The product of its (nonzero) digits is 653184, while the sum is 46.

The spelling of 123327249409 in words is "one hundred twenty-three billion, three hundred twenty-seven million, two hundred forty-nine thousand, four hundred nine".