111341401273 has 2 divisors, whose sum is σ = 111341401274. Its totient is φ = 111341401272.

The previous prime is 111341401267. The next prime is 111341401279. The reversal of 111341401273 is 372104143111.

It is a balanced prime because it is at equal distance from previous prime (111341401267) and next prime (111341401279).

It can be written as a sum of positive squares in only one way, i.e., 82224415504 + 29116985769 = 286748^2 + 170637^2 .

It is a cyclic number.

It is not a de Polignac number, because 111341401273 - 2¹³ = 111341393081 is a prime.

It is not a weakly prime, because it can be changed into another prime (111341401279) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 55670700636 + 55670700637.

It is an arithmetic number, because the mean of its divisors is an integer number (55670700637).

Almost surely, 2^111341401273 is an apocalyptic number.

It is an amenable number.

111341401273 is a deficient number, since it is larger than the sum of its proper divisors (1).

111341401273 is an equidigital number, since it uses as much as digits as its factorization.

111341401273 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 2016, while the sum is 28.

Adding to 111341401273 its reverse (372104143111), we get a palindrome (483445544384).

The spelling of 111341401273 in words is "one hundred eleven billion, three hundred forty-one million, four hundred one thousand, two hundred seventy-three".