123663059 has 8 divisors (see below), whose sum is σ = 133266672. Its totient is φ = 114072480.

The previous prime is 123663041. The next prime is 123663073. The reversal of 123663059 is 950366321.

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 123663059 - 2²⁰ = 122614483 is a prime.

It is a super-2 number, since 2×123663059² = 30585104322474962, which contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (123663079) 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, 26732 + ... + 31014.

It is an arithmetic number, because the mean of its divisors is an integer number (16658334).

Almost surely, 2^123663059 is an apocalyptic number.

123663059 is a deficient number, since it is larger than the sum of its proper divisors (9603613).

123663059 is a wasteful number, since it uses less digits than its factorization.

123663059 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6517.

The product of its (nonzero) digits is 29160, while the sum is 35.

The square root of 123663059 is about 11120.3893367094. The cubic root of 123663059 is about 498.2110187261.

The spelling of 123663059 in words is "one hundred twenty-three million, six hundred sixty-three thousand, fifty-nine".