111304425 has 24 divisors (see below), whose sum is σ = 188308384. Its totient is φ = 57980160.

The previous prime is 111304421. The next prime is 111304433. The reversal of 111304425 is 524403111.

It is not a de Polignac number, because 111304425 - 2² = 111304421 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (111304421) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 14032 + ... + 20481.

Almost surely, 2^111304425 is an apocalyptic number.

111304425 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

It is an amenable number.

111304425 is a deficient number, since it is larger than the sum of its proper divisors (77003959).

111304425 is a wasteful number, since it uses less digits than its factorization.

111304425 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 34569 (or 34564 counting only the distinct ones).

The product of its (nonzero) digits is 480, while the sum is 21.

The square root of 111304425 is about 10550.0912318330. The cubic root of 111304425 is about 481.0285021067.

Adding to 111304425 its reverse (524403111), we get a palindrome (635707536).

The spelling of 111304425 in words is "one hundred eleven million, three hundred four thousand, four hundred twenty-five".