123750663 has 4 divisors (see below), whose sum is σ = 165000888. Its totient is φ = 82500440.

The previous prime is 123750659. The next prime is 123750677. The reversal of 123750663 is 366057321.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 123750663 - 2² = 123750659 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (123750763) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 20625108 + ... + 20625113.

It is an arithmetic number, because the mean of its divisors is an integer number (41250222).

Almost surely, 2^123750663 is an apocalyptic number.

123750663 is a deficient number, since it is larger than the sum of its proper divisors (41250225).

123750663 is an equidigital number, since it uses as much as digits as its factorization.

123750663 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 41250224.

The product of its (nonzero) digits is 22680, while the sum is 33.

The square root of 123750663 is about 11124.3275302375. The cubic root of 123750663 is about 498.3286366476.

The spelling of 123750663 in words is "one hundred twenty-three million, seven hundred fifty thousand, six hundred sixty-three".