123163354253 has 8 divisors (see below), whose sum is σ = 125840950272. Its totient is φ = 120488137456.

The previous prime is 123163354207. The next prime is 123163354277. The reversal of 123163354253 is 352453361321.

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-123163354253 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (123163357253) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 489950 + ... + 697407.

It is an arithmetic number, because the mean of its divisors is an integer number (15730118784).

Almost surely, 2^123163354253 is an apocalyptic number.

It is an amenable number.

123163354253 is a deficient number, since it is larger than the sum of its proper divisors (2677596019).

123163354253 is a wasteful number, since it uses less digits than its factorization.

123163354253 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1189611.

The product of its digits is 194400, while the sum is 38.

The spelling of 123163354253 in words is "one hundred twenty-three billion, one hundred sixty-three million, three hundred fifty-four thousand, two hundred fifty-three".