431200403 has 8 divisors (see below), whose sum is σ = 445774560. Its totient is φ = 416819520.

The previous prime is 431200397. The next prime is 431200423. The reversal of 431200403 is 304002134.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 431200403 - 2⁴ = 431200387 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (431200423) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 43775 + ... + 52712.

It is an arithmetic number, because the mean of its divisors is an integer number (55721820).

Almost surely, 2^431200403 is an apocalyptic number.

431200403 is a deficient number, since it is larger than the sum of its proper divisors (14574157).

431200403 is a wasteful number, since it uses less digits than its factorization.

431200403 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 96637.

The product of its (nonzero) digits is 288, while the sum is 17.

The square root of 431200403 is about 20765.3654675279. The cubic root of 431200403 is about 755.4859395257.

Adding to 431200403 its reverse (304002134), we get a palindrome (735202537).

The spelling of 431200403 in words is "four hundred thirty-one million, two hundred thousand, four hundred three".