120623003 has 4 divisors (see below), whose sum is σ = 121194888. Its totient is φ = 120051120.

The previous prime is 120622993. The next prime is 120623021. The reversal of 120623003 is 300326021.

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 120623003 - 2¹⁰ = 120621979 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (120623023) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 285626 + ... + 286047.

It is an arithmetic number, because the mean of its divisors is an integer number (30298722).

Almost surely, 2^120623003 is an apocalyptic number.

120623003 is a deficient number, since it is larger than the sum of its proper divisors (571885).

120623003 is an equidigital number, since it uses as much as digits as its factorization.

120623003 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 571884.

The product of its (nonzero) digits is 216, while the sum is 17.

The square root of 120623003 is about 10982.8504041528. The cubic root of 120623003 is about 494.0945294359.

Adding to 120623003 its reverse (300326021), we get a palindrome (420949024).

The spelling of 120623003 in words is "one hundred twenty million, six hundred twenty-three thousand, three".