431242001 has 8 divisors (see below), whose sum is σ = 444489408. Its totient is φ = 418194000.

The previous prime is 431241997. The next prime is 431242003. The reversal of 431242001 is 100242134.

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 431242001 - 2² = 431241997 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (431242003) 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, 45455 + ... + 54116.

It is an arithmetic number, because the mean of its divisors is an integer number (55561176).

Almost surely, 2^431242001 is an apocalyptic number.

It is an amenable number.

431242001 is a deficient number, since it is larger than the sum of its proper divisors (13247407).

431242001 is an equidigital number, since it uses as much as digits as its factorization.

431242001 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 99703.

The product of its (nonzero) digits is 192, while the sum is 17.

The square root of 431242001 is about 20766.3670631143. The cubic root of 431242001 is about 755.5102327108.

Adding to 431242001 its reverse (100242134), we get a palindrome (531484135).

The spelling of 431242001 in words is "four hundred thirty-one million, two hundred forty-two thousand, one".