431345459 has 8 divisors (see below), whose sum is σ = 436220208. Its totient is φ = 426496000.

The previous prime is 431345443. The next prime is 431345479. The reversal of 431345459 is 954543134.

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 431345459 - 2⁴ = 431345443 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (431345479) 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, 29084 + ... + 41334.

It is an arithmetic number, because the mean of its divisors is an integer number (54527526).

Almost surely, 2^431345459 is an apocalyptic number.

431345459 is a deficient number, since it is larger than the sum of its proper divisors (4874749).

431345459 is a wasteful number, since it uses less digits than its factorization.

431345459 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 12645.

The product of its digits is 129600, while the sum is 38.

The square root of 431345459 is about 20768.8579127500. The cubic root of 431345459 is about 755.5706452925.

The spelling of 431345459 in words is "four hundred thirty-one million, three hundred forty-five thousand, four hundred fifty-nine".