112421145 has 8 divisors (see below), whose sum is σ = 179873856. Its totient is φ = 59957936.

The previous prime is 112421107. The next prime is 112421203. The reversal of 112421145 is 541124211.

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 112421145 - 2¹² = 112417049 is a prime.

It is a super-2 number, since 2×112421145² = 25277027686222050, which contains 22 as substring.

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, 3747357 + ... + 3747386.

It is an arithmetic number, because the mean of its divisors is an integer number (22484232).

Almost surely, 2^112421145 is an apocalyptic number.

112421145 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

It is an amenable number.

112421145 is a deficient number, since it is larger than the sum of its proper divisors (67452711).

112421145 is an equidigital number, since it uses as much as digits as its factorization.

112421145 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7494751.

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

The square root of 112421145 is about 10602.8838058332. The cubic root of 112421145 is about 482.6318753242.

Adding to 112421145 its reverse (541124211), we get a palindrome (653545356).

The spelling of 112421145 in words is "one hundred twelve million, four hundred twenty-one thousand, one hundred forty-five".