123354250154023 has 8 divisors (see below), whose sum is σ = 141256556840448. Its totient is φ = 105522011205144.

The previous prime is 123354250153909. The next prime is 123354250154039. The reversal of 123354250154023 is 320451052453321.

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

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-123354250154023 is a prime.

It is a super-2 number, since 2×123354250154023² (a number of 29 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (123354250154123) 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, 17516930611 + ... + 17516937652.

It is an arithmetic number, because the mean of its divisors is an integer number (17657069605056).

Almost surely, 2^{123354250154023} is an apocalyptic number.

123354250154023 is a deficient number, since it is larger than the sum of its proper divisors (17902306686425).

123354250154023 is an equidigital number, since it uses as much as digits as its factorization.

123354250154023 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 35033868773.

The product of its (nonzero) digits is 432000, while the sum is 40.

The spelling of 123354250154023 in words is "one hundred twenty-three trillion, three hundred fifty-four billion, two hundred fifty million, one hundred fifty-four thousand, twenty-three".