111241425 has 24 divisors (see below), whose sum is σ = 188894656. Its totient is φ = 57723840.

The previous prime is 111241399. The next prime is 111241483. The reversal of 111241425 is 524142111.

It is not a de Polignac number, because 111241425 - 2⁵ = 111241393 is a prime.

It is a Duffinian number.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 17269 + ... + 22818.

Almost surely, 2^111241425 is an apocalyptic number.

111241425 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

It is an amenable number.

111241425 is a deficient number, since it is larger than the sum of its proper divisors (77653231).

111241425 is a wasteful number, since it uses less digits than its factorization.

111241425 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 40137 (or 40132 counting only the distinct ones).

The product of its digits is 320, while the sum is 21.

The square root of 111241425 is about 10547.1050530465. The cubic root of 111241425 is about 480.9377284916.

Adding to 111241425 its reverse (524142111), we get a palindrome (635383536).

The spelling of 111241425 in words is "one hundred eleven million, two hundred forty-one thousand, four hundred twenty-five".