111742225349 has 2 divisors, whose sum is σ = 111742225350. Its totient is φ = 111742225348.

The previous prime is 111742225333. The next prime is 111742225381. The reversal of 111742225349 is 943522247111.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 101703588100 + 10038637249 = 318910^2 + 100193^2 .

It is a cyclic number.

It is not a de Polignac number, because 111742225349 - 2⁴ = 111742225333 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (111742225319) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 55871112674 + 55871112675.

It is an arithmetic number, because the mean of its divisors is an integer number (55871112675).

Almost surely, 2^111742225349 is an apocalyptic number.

It is an amenable number.

111742225349 is a deficient number, since it is larger than the sum of its proper divisors (1).

111742225349 is an equidigital number, since it uses as much as digits as its factorization.

111742225349 is an evil number, because the sum of its binary digits is even.

The product of its digits is 120960, while the sum is 41.

The spelling of 111742225349 in words is "one hundred eleven billion, seven hundred forty-two million, two hundred twenty-five thousand, three hundred forty-nine".