111425245 has 8 divisors (see below), whose sum is σ = 133913016. Its totient is φ = 89005056.

The previous prime is 111425231. The next prime is 111425257. The reversal of 111425245 is 542524111.

It can be written as a sum of positive squares in 4 ways, for example, as 1028196 + 110397049 = 1014^2 + 10507^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 111425245 - 2⁵ = 111425213 is a prime.

It is a Duffinian number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 13192 + ... + 19921.

It is an arithmetic number, because the mean of its divisors is an integer number (16739127).

Almost surely, 2^111425245 is an apocalyptic number.

It is an amenable number.

111425245 is a deficient number, since it is larger than the sum of its proper divisors (22487771).

111425245 is an equidigital number, since it uses as much as digits as its factorization.

111425245 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 33791.

The product of its digits is 1600, while the sum is 25.

The square root of 111425245 is about 10555.8156956249. The cubic root of 111425245 is about 481.2024899408.

Adding to 111425245 its reverse (542524111), we get a palindrome (653949356).

The spelling of 111425245 in words is "one hundred eleven million, four hundred twenty-five thousand, two hundred forty-five".