111403141453 has 2 divisors, whose sum is σ = 111403141454. Its totient is φ = 111403141452.

The previous prime is 111403141397. The next prime is 111403141457. The reversal of 111403141453 is 354141304111.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 106789743369 + 4613398084 = 326787^2 + 67922^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-111403141453 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (111403141457) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 55701570726 + 55701570727.

It is an arithmetic number, because the mean of its divisors is an integer number (55701570727).

Almost surely, 2^111403141453 is an apocalyptic number.

It is an amenable number.

111403141453 is a deficient number, since it is larger than the sum of its proper divisors (1).

111403141453 is an equidigital number, since it uses as much as digits as its factorization.

111403141453 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 2880, while the sum is 28.

Adding to 111403141453 its reverse (354141304111), we get a palindrome (465544445564).

The spelling of 111403141453 in words is "one hundred eleven billion, four hundred three million, one hundred forty-one thousand, four hundred fifty-three".