4321731112534 has 24 divisors (see below), whose sum is σ = 7318079882064. Its totient is φ = 1911330709200.

The previous prime is 4321731112411. The next prime is 4321731112549. The reversal of 4321731112534 is 4352111371234.

It is a Harshad number since it is a multiple of its sum of digits (37).

It is a junction number, because it is equal to n+sod(n) for n = 4321731112493 and 4321731112502.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 241320682 + ... + 241338589.

It is an arithmetic number, because the mean of its divisors is an integer number (304919995086).

Almost surely, 2^{4321731112534} is an apocalyptic number.

4321731112534 is a deficient number, since it is larger than the sum of its proper divisors (2996348769530).

4321731112534 is a wasteful number, since it uses less digits than its factorization.

4321731112534 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 482659332 (or 482659321 counting only the distinct ones).

The product of its digits is 60480, while the sum is 37.

Adding to 4321731112534 its reverse (4352111371234), we get a palindrome (8673842483768).

The spelling of 4321731112534 in words is "four trillion, three hundred twenty-one billion, seven hundred thirty-one million, one hundred twelve thousand, five hundred thirty-four".