31114132420433 has 2 divisors, whose sum is σ = 31114132420434. Its totient is φ = 31114132420432.

The previous prime is 31114132420379. The next prime is 31114132420447. The reversal of 31114132420433 is 33402423141113.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 29046311428369 + 2067820992064 = 5389463^2 + 1437992^2 .

It is a cyclic number.

It is not a de Polignac number, because 31114132420433 - 2⁸ = 31114132420177 is a prime.

It is a Sophie Germain prime.

It is a Curzon number.

It is a self number, because there is not a number n which added to its sum of digits gives 31114132420433.

It is not a weakly prime, because it can be changed into another prime (31114132420633) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 15557066210216 + 15557066210217.

It is an arithmetic number, because the mean of its divisors is an integer number (15557066210217).

Almost surely, 2^{31114132420433} is an apocalyptic number.

It is an amenable number.

31114132420433 is a deficient number, since it is larger than the sum of its proper divisors (1).

31114132420433 is an equidigital number, since it uses as much as digits as its factorization.

31114132420433 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 20736, while the sum is 32.

Adding to 31114132420433 its reverse (33402423141113), we get a palindrome (64516555561546).

The spelling of 31114132420433 in words is "thirty-one trillion, one hundred fourteen billion, one hundred thirty-two million, four hundred twenty thousand, four hundred thirty-three".