31234241440433 has 4 divisors (see below), whose sum is σ = 31334673085248. Its totient is φ = 31133809795620.

The previous prime is 31234241440411. The next prime is 31234241440447. The reversal of 31234241440433 is 33404414243213.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 31234241440433 - 2³⁸ = 30959363533489 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (31234241440483) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 50215821941 + ... + 50215822562.

It is an arithmetic number, because the mean of its divisors is an integer number (7833668271312).

Almost surely, 2^{31234241440433} is an apocalyptic number.

It is an amenable number.

31234241440433 is a deficient number, since it is larger than the sum of its proper divisors (100431644815).

31234241440433 is a wasteful number, since it uses less digits than its factorization.

31234241440433 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 100431644814.

The product of its (nonzero) digits is 331776, while the sum is 38.

Adding to 31234241440433 its reverse (33404414243213), we get a palindrome (64638655683646).

The spelling of 31234241440433 in words is "thirty-one trillion, two hundred thirty-four billion, two hundred forty-one million, four hundred forty thousand, four hundred thirty-three".