13140232105433 has 2 divisors, whose sum is σ = 13140232105434. Its totient is φ = 13140232105432.

The previous prime is 13140232105387. The next prime is 13140232105439. The reversal of 13140232105433 is 33450123204131.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 6920729809984 + 6219502295449 = 2630728^2 + 2493893^2 .

It is an emirp because it is prime and its reverse (33450123204131) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 13140232105433 - 2⁶ = 13140232105369 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 13140232105433.

It is not a weakly prime, because it can be changed into another prime (13140232105439) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 6570116052716 + 6570116052717.

It is an arithmetic number, because the mean of its divisors is an integer number (6570116052717).

Almost surely, 2^{13140232105433} is an apocalyptic number.

It is an amenable number.

13140232105433 is a deficient number, since it is larger than the sum of its proper divisors (1).

13140232105433 is an equidigital number, since it uses as much as digits as its factorization.

13140232105433 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 25920, while the sum is 32.

Adding to 13140232105433 its reverse (33450123204131), we get a palindrome (46590355309564).

The spelling of 13140232105433 in words is "thirteen trillion, one hundred forty billion, two hundred thirty-two million, one hundred five thousand, four hundred thirty-three".