111343762417 has 2 divisors, whose sum is σ = 111343762418. Its totient is φ = 111343762416.

The previous prime is 111343762403. The next prime is 111343762429. The reversal of 111343762417 is 714267343111.

It is a happy number.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 107952330721 + 3391431696 = 328561^2 + 58236^2 .

It is a cyclic number.

It is not a de Polignac number, because 111343762417 - 2¹⁵ = 111343729649 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 111343762417.

It is not a weakly prime, because it can be changed into another prime (111343762457) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 55671881208 + 55671881209.

It is an arithmetic number, because the mean of its divisors is an integer number (55671881209).

Almost surely, 2^111343762417 is an apocalyptic number.

It is an amenable number.

111343762417 is a deficient number, since it is larger than the sum of its proper divisors (1).

111343762417 is an equidigital number, since it uses as much as digits as its factorization.

111343762417 is an evil number, because the sum of its binary digits is even.

The product of its digits is 84672, while the sum is 40.

The spelling of 111343762417 in words is "one hundred eleven billion, three hundred forty-three million, seven hundred sixty-two thousand, four hundred seventeen".