431353601 has 8 divisors (see below), whose sum is σ = 494220480. Its totient is φ = 368797968.

The previous prime is 431353567. The next prime is 431353607. The reversal of 431353601 is 106353134.

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

It is a de Polignac number, because none of the positive numbers 2^k-431353601 is a prime.

It is a Duffinian number.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (431353607) 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, 74831 + ... + 80388.

It is an arithmetic number, because the mean of its divisors is an integer number (61777560).

Almost surely, 2^431353601 is an apocalyptic number.

It is an amenable number.

431353601 is a deficient number, since it is larger than the sum of its proper divisors (62866879).

431353601 is a wasteful number, since it uses less digits than its factorization.

431353601 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 155623.

The product of its (nonzero) digits is 3240, while the sum is 26.

The square root of 431353601 is about 20769.0539264551. The cubic root of 431353601 is about 755.5753992682.

The spelling of 431353601 in words is "four hundred thirty-one million, three hundred fifty-three thousand, six hundred one".