111111532367413 has 2 divisors, whose sum is σ = 111111532367414. Its totient is φ = 111111532367412.

The previous prime is 111111532367411. The next prime is 111111532367531. The reversal of 111111532367413 is 314763235111111.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 92258368634884 + 18853163732529 = 9605122^2 + 4342023^2 .

It is a cyclic number.

It is not a de Polignac number, because 111111532367413 - 2¹ = 111111532367411 is a prime.

Together with 111111532367411, it forms a pair of twin primes.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (111111532367411) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 55555766183706 + 55555766183707.

It is an arithmetic number, because the mean of its divisors is an integer number (55555766183707).

Almost surely, 2^{111111532367413} is an apocalyptic number.

It is an amenable number.

111111532367413 is a deficient number, since it is larger than the sum of its proper divisors (1).

111111532367413 is an equidigital number, since it uses as much as digits as its factorization.

111111532367413 is an evil number, because the sum of its binary digits is even.

The product of its digits is 45360, while the sum is 40.

Adding to 111111532367413 its reverse (314763235111111), we get a palindrome (425874767478524).

The spelling of 111111532367413 in words is "one hundred eleven trillion, one hundred eleven billion, five hundred thirty-two million, three hundred sixty-seven thousand, four hundred thirteen".