111303425 has 12 divisors (see below), whose sum is σ = 145280880. Its totient is φ = 84355920.

The previous prime is 111303407. The next prime is 111303427. The reversal of 111303425 is 524303111.

It is a de Polignac number, because none of the positive numbers 2^k-111303425 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 111303397 and 111303406.

It is not an unprimeable number, because it can be changed into a prime (111303427) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 116687 + ... + 117636.

It is an arithmetic number, because the mean of its divisors is an integer number (12106740).

Almost surely, 2^111303425 is an apocalyptic number.

It is an amenable number.

111303425 is a deficient number, since it is larger than the sum of its proper divisors (33977455).

111303425 is a wasteful number, since it uses less digits than its factorization.

111303425 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 234352 (or 234347 counting only the distinct ones).

The product of its (nonzero) digits is 360, while the sum is 20.

The square root of 111303425 is about 10550.0438387715. The cubic root of 111303425 is about 481.0270615232.

Adding to 111303425 its reverse (524303111), we get a palindrome (635606536).

The spelling of 111303425 in words is "one hundred eleven million, three hundred three thousand, four hundred twenty-five".