431472003 has 4 divisors (see below), whose sum is σ = 575296008. Its totient is φ = 287648000.

The previous prime is 431471983. The next prime is 431472017. The reversal of 431472003 is 300274134.

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 431472003 - 2⁶ = 431471939 is a prime.

It is not an unprimeable number, because it can be changed into a prime (431472073) 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, 71911998 + ... + 71912003.

It is an arithmetic number, because the mean of its divisors is an integer number (143824002).

Almost surely, 2^431472003 is an apocalyptic number.

431472003 is a deficient number, since it is larger than the sum of its proper divisors (143824005).

431472003 is a wasteful number, since it uses less digits than its factorization.

431472003 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 143824004.

The product of its (nonzero) digits is 2016, while the sum is 24.

The square root of 431472003 is about 20771.9041736669. The cubic root of 431472003 is about 755.6445254283.

It can be divided in two parts, 43147 and 2003, that added together give a triangular number (45150 = T₃₀₀).

The spelling of 431472003 in words is "four hundred thirty-one million, four hundred seventy-two thousand, three".