111267425 has 6 divisors (see below), whose sum is σ = 137971638. Its totient is φ = 89013920.

The previous prime is 111267419. The next prime is 111267449. The reversal of 111267425 is 524762111.

It can be written as a sum of positive squares in 3 ways, for example, as 8832784 + 102434641 = 2972^2 + 10121^2 .

It is not a de Polignac number, because 111267425 - 2⁶ = 111267361 is a prime.

It is a super-2 number, since 2×111267425² = 24760879732261250, which contains 22 as substring.

It is a Duffinian number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 2225324 + ... + 2225373.

It is an arithmetic number, because the mean of its divisors is an integer number (22995273).

Almost surely, 2^111267425 is an apocalyptic number.

It is an amenable number.

111267425 is a deficient number, since it is larger than the sum of its proper divisors (26704213).

111267425 is an equidigital number, since it uses as much as digits as its factorization.

111267425 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4450707 (or 4450702 counting only the distinct ones).

The product of its digits is 3360, while the sum is 29.

The square root of 111267425 is about 10548.3375467417. The cubic root of 111267425 is about 480.9751947709.

The spelling of 111267425 in words is "one hundred eleven million, two hundred sixty-seven thousand, four hundred twenty-five".