31233232504493 has 2 divisors, whose sum is σ = 31233232504494. Its totient is φ = 31233232504492.

The previous prime is 31233232504477. The next prime is 31233232504531. The reversal of 31233232504493 is 39440523233213.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 30540179584489 + 693052920004 = 5526317^2 + 832498^2 .

It is a cyclic number.

It is not a de Polignac number, because 31233232504493 - 2⁴ = 31233232504477 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (31233232503493) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 15616616252246 + 15616616252247.

It is an arithmetic number, because the mean of its divisors is an integer number (15616616252247).

Almost surely, 2^{31233232504493} is an apocalyptic number.

It is an amenable number.

31233232504493 is a deficient number, since it is larger than the sum of its proper divisors (1).

31233232504493 is an equidigital number, since it uses as much as digits as its factorization.

31233232504493 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 1399680, while the sum is 44.

The spelling of 31233232504493 in words is "thirty-one trillion, two hundred thirty-three billion, two hundred thirty-two million, five hundred four thousand, four hundred ninety-three".