111424253 has 2 divisors, whose sum is σ = 111424254. Its totient is φ = 111424252.

The previous prime is 111424249. The next prime is 111424297. The reversal of 111424253 is 352424111.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 96393124 + 15031129 = 9818^2 + 3877^2 .

It is a cyclic number.

It is not a de Polignac number, because 111424253 - 2² = 111424249 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (111424153) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 55712126 + 55712127.

It is an arithmetic number, because the mean of its divisors is an integer number (55712127).

Almost surely, 2^111424253 is an apocalyptic number.

It is an amenable number.

111424253 is a deficient number, since it is larger than the sum of its proper divisors (1).

111424253 is an equidigital number, since it uses as much as digits as its factorization.

111424253 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 960, while the sum is 23.

The square root of 111424253 is about 10555.7687072046. The cubic root of 111424253 is about 481.2010619152.

Adding to 111424253 its reverse (352424111), we get a palindrome (463848364).

The spelling of 111424253 in words is "one hundred eleven million, four hundred twenty-four thousand, two hundred fifty-three".