431401120997 has 8 divisors (see below), whose sum is σ = 537850748352. Its totient is φ = 336156717600.

The previous prime is 431401120883. The next prime is 431401120999. The reversal of 431401120997 is 799021104134.

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

It is not a de Polignac number, because 431401120997 - 2²⁴ = 431384343781 is a prime.

It is a super-2 number, since 2×431401120997² (a number of 24 digits) contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (431401120999) 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, 2801305904 + ... + 2801306057.

It is an arithmetic number, because the mean of its divisors is an integer number (67231343544).

Almost surely, 2^431401120997 is an apocalyptic number.

It is an amenable number.

431401120997 is a deficient number, since it is larger than the sum of its proper divisors (106449627355).

431401120997 is a wasteful number, since it uses less digits than its factorization.

431401120997 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5602611979.

The product of its (nonzero) digits is 54432, while the sum is 41.

The spelling of 431401120997 in words is "four hundred thirty-one billion, four hundred one million, one hundred twenty thousand, nine hundred ninety-seven".