112909419 has 24 divisors (see below), whose sum is σ = 196202240. Its totient is φ = 61123248.

The previous prime is 112909417. The next prime is 112909469. The reversal of 112909419 is 914909211.

It is not a de Polignac number, because 112909419 - 2¹ = 112909417 is a prime.

It is a super-2 number, since 2×112909419² = 25497073797835122, which contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (112909417) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 45967 + ... + 48360.

Almost surely, 2^112909419 is an apocalyptic number.

112909419 is a gapful number since it is divisible by the number (19) formed by its first and last digit.

112909419 is a deficient number, since it is larger than the sum of its proper divisors (83292821).

112909419 is a wasteful number, since it uses less digits than its factorization.

112909419 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 94359 (or 94356 counting only the distinct ones).

The product of its (nonzero) digits is 5832, while the sum is 36.

The square root of 112909419 is about 10625.8843867228. The cubic root of 112909419 is about 483.3295976987.

The spelling of 112909419 in words is "one hundred twelve million, nine hundred nine thousand, four hundred nineteen".