431203870553 has 8 divisors (see below), whose sum is σ = 435629528256. Its totient is φ = 426781278000.

The previous prime is 431203870547. The next prime is 431203870577. The reversal of 431203870553 is 355078302134.

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 431203870553 - 2¹⁰ = 431203869529 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 431203870553.

It is not an unprimeable number, because it can be changed into a prime (431203870523) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 482951 + ... + 1046732.

It is an arithmetic number, because the mean of its divisors is an integer number (54453691032).

Almost surely, 2^431203870553 is an apocalyptic number.

It is an amenable number.

431203870553 is a deficient number, since it is larger than the sum of its proper divisors (4425657703).

431203870553 is a wasteful number, since it uses less digits than its factorization.

431203870553 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1532575.

The product of its (nonzero) digits is 302400, while the sum is 41.

The spelling of 431203870553 in words is "four hundred thirty-one billion, two hundred three million, eight hundred seventy thousand, five hundred fifty-three".