431243534245 has 8 divisors (see below), whose sum is σ = 524780864640. Its totient is φ = 340135745040.

The previous prime is 431243534237. The next prime is 431243534273. The reversal of 431243534245 is 542435342134.

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

It is not a de Polignac number, because 431243534245 - 2³ = 431243534237 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 431243534198 and 431243534207.

It is a congruent number.

It is an unprimeable number.

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, 607384905 + ... + 607385614.

It is an arithmetic number, because the mean of its divisors is an integer number (65597608080).

Almost surely, 2^431243534245 is an apocalyptic number.

It is an amenable number.

431243534245 is a deficient number, since it is larger than the sum of its proper divisors (93537330395).

431243534245 is a wasteful number, since it uses less digits than its factorization.

431243534245 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1214770595.

The product of its digits is 691200, while the sum is 40.

Adding to 431243534245 its reverse (542435342134), we get a palindrome (973678876379).

The spelling of 431243534245 in words is "four hundred thirty-one billion, two hundred forty-three million, five hundred thirty-four thousand, two hundred forty-five".