123040963173 has 24 divisors (see below), whose sum is σ = 173259524448. Its totient is φ = 77658016608.

The previous prime is 123040963159. The next prime is 123040963267. The reversal of 123040963173 is 371369040321.

It is not a de Polignac number, because 123040963173 - 2⁹ = 123040962661 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (123040964173) 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 23 ways as a sum of consecutive naturals, for example, 1612111 + ... + 1686707.

It is an arithmetic number, because the mean of its divisors is an integer number (7219146852).

Almost surely, 2^123040963173 is an apocalyptic number.

It is an amenable number.

123040963173 is a deficient number, since it is larger than the sum of its proper divisors (50218561275).

123040963173 is a wasteful number, since it uses less digits than its factorization.

123040963173 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 76161 (or 76142 counting only the distinct ones).

The product of its (nonzero) digits is 81648, while the sum is 39.

The spelling of 123040963173 in words is "one hundred twenty-three billion, forty million, nine hundred sixty-three thousand, one hundred seventy-three".