111252441 has 8 divisors (see below), whose sum is σ = 148423744. Its totient is φ = 74124720.

The previous prime is 111252367. The next prime is 111252443. The reversal of 111252441 is 144252111.

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

It is not a de Polignac number, because 111252441 - 2⁷ = 111252313 is a prime.

It is a Duffinian number.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (111252443) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 4381 + ... + 15546.

It is an arithmetic number, because the mean of its divisors is an integer number (18552968).

Almost surely, 2^111252441 is an apocalyptic number.

It is an amenable number.

111252441 is a deficient number, since it is larger than the sum of its proper divisors (37171303).

111252441 is a wasteful number, since it uses less digits than its factorization.

111252441 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 21791.

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

The square root of 111252441 is about 10547.6272687273. The cubic root of 111252441 is about 480.9536033786.

The spelling of 111252441 in words is "one hundred eleven million, two hundred fifty-two thousand, four hundred forty-one".