120445003 has 16 divisors (see below), whose sum is σ = 141571584. Its totient is φ = 100319040.

The previous prime is 120444979. The next prime is 120445079. The reversal of 120445003 is 300544021.

It is a cyclic number.

It is not a de Polignac number, because 120445003 - 2²¹ = 118347851 is a prime.

It is not an unprimeable number, because it can be changed into a prime (120445093) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 87426 + ... + 88792.

It is an arithmetic number, because the mean of its divisors is an integer number (8848224).

Almost surely, 2^120445003 is an apocalyptic number.

120445003 is a deficient number, since it is larger than the sum of its proper divisors (21126581).

120445003 is a wasteful number, since it uses less digits than its factorization.

120445003 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1722.

The product of its (nonzero) digits is 480, while the sum is 19.

The square root of 120445003 is about 10974.7438694486. The cubic root of 120445003 is about 493.8513692847.

Adding to 120445003 its reverse (300544021), we get a palindrome (420989024).

The spelling of 120445003 in words is "one hundred twenty million, four hundred forty-five thousand, three".