123373509697 has 8 divisors (see below), whose sum is σ = 132216970176. Its totient is φ = 114819998832.

The previous prime is 123373509691. The next prime is 123373509739. The reversal of 123373509697 is 796905373321.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 123373509697 - 2⁷ = 123373509569 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (123373509691) 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 7 ways as a sum of consecutive naturals, for example, 72486523 + ... + 72488224.

It is an arithmetic number, because the mean of its divisors is an integer number (16527121272).

Almost surely, 2^123373509697 is an apocalyptic number.

It is an amenable number.

123373509697 is a deficient number, since it is larger than the sum of its proper divisors (8843460479).

123373509697 is a wasteful number, since it uses less digits than its factorization.

123373509697 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 144974807.

The product of its (nonzero) digits is 6429780, while the sum is 55.

The spelling of 123373509697 in words is "one hundred twenty-three billion, three hundred seventy-three million, five hundred nine thousand, six hundred ninety-seven".