112403409 has 8 divisors (see below), whose sum is σ = 150013440. Its totient is φ = 74864496.

The previous prime is 112403387. The next prime is 112403413. The reversal of 112403409 is 904304211.

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

It is not a de Polignac number, because 112403409 - 2¹⁶ = 112337873 is a prime.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (112401409) 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, 13974 + ... + 20495.

It is an arithmetic number, because the mean of its divisors is an integer number (18751680).

Almost surely, 2^112403409 is an apocalyptic number.

It is an amenable number.

112403409 is a deficient number, since it is larger than the sum of its proper divisors (37610031).

112403409 is a wasteful number, since it uses less digits than its factorization.

112403409 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 35559.

The product of its (nonzero) digits is 864, while the sum is 24.

The square root of 112403409 is about 10602.0473966117. The cubic root of 112403409 is about 482.6064933579.

The spelling of 112403409 in words is "one hundred twelve million, four hundred three thousand, four hundred nine".