123750003 has 16 divisors (see below), whose sum is σ = 178138016. Its totient is φ = 75962880.

The previous prime is 123749999. The next prime is 123750007. The reversal of 123750003 is 300057321.

It is a happy number.

It is an interprime number because it is at equal distance from previous prime (123749999) and next prime (123750007).

It is not a de Polignac number, because 123750003 - 2² = 123749999 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (123750007) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 12651 + ... + 20187.

It is an arithmetic number, because the mean of its divisors is an integer number (11133626).

Almost surely, 2^123750003 is an apocalyptic number.

123750003 is a gapful number since it is divisible by the number (13) formed by its first and last digit.

123750003 is a deficient number, since it is larger than the sum of its proper divisors (54388013).

123750003 is a wasteful number, since it uses less digits than its factorization.

123750003 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7974.

The product of its (nonzero) digits is 630, while the sum is 21.

The square root of 123750003 is about 11124.2978654835. The cubic root of 123750003 is about 498.3277507332.

The spelling of 123750003 in words is "one hundred twenty-three million, seven hundred fifty thousand, three".