111400424293 has 2 divisors, whose sum is σ = 111400424294. Its totient is φ = 111400424292.

The previous prime is 111400424147. The next prime is 111400424299. The reversal of 111400424293 is 392424004111.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 94558095009 + 16842329284 = 307503^2 + 129778^2 .

It is an emirp because it is prime and its reverse (392424004111) is a distict prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-111400424293 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (111400424299) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 55700212146 + 55700212147.

It is an arithmetic number, because the mean of its divisors is an integer number (55700212147).

Almost surely, 2^111400424293 is an apocalyptic number.

It is an amenable number.

111400424293 is a deficient number, since it is larger than the sum of its proper divisors (1).

111400424293 is an equidigital number, since it uses as much as digits as its factorization.

111400424293 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 6912, while the sum is 31.

The spelling of 111400424293 in words is "one hundred eleven billion, four hundred million, four hundred twenty-four thousand, two hundred ninety-three".