123256363 has 8 divisors (see below), whose sum is σ = 130291200. Its totient is φ = 116276328.

The previous prime is 123256327. The next prime is 123256381. The reversal of 123256363 is 363652321.

It is a happy number.

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-123256363 is a prime.

It is an alternating number because its digits alternate between odd and even.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (123256163) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 9031 + ... + 18112.

It is an arithmetic number, because the mean of its divisors is an integer number (16286400).

Almost surely, 2^123256363 is an apocalyptic number.

123256363 is a deficient number, since it is larger than the sum of its proper divisors (7034837).

123256363 is a wasteful number, since it uses less digits than its factorization.

123256363 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 27401.

The product of its digits is 19440, while the sum is 31.

The square root of 123256363 is about 11102.0882269959. The cubic root of 123256363 is about 497.6642562598.

The spelling of 123256363 in words is "one hundred twenty-three million, two hundred fifty-six thousand, three hundred sixty-three".