2112499 has 2 divisors, whose sum is σ = 2112500. Its totient is φ = 2112498.

The previous prime is 2112493. The next prime is 2112511. The reversal of 2112499 is 9942112.

It is a happy number.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 2112499 - 2¹⁹ = 1588211 is a prime.

It is not a weakly prime, because it can be changed into another prime (2112493) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1056249 + 1056250.

It is an arithmetic number, because the mean of its divisors is an integer number (1056250).

2^2112499 is an apocalyptic number.

2112499 is a deficient number, since it is larger than the sum of its proper divisors (1).

2112499 is an equidigital number, since it uses as much as digits as its factorization.

2112499 is an evil number, because the sum of its binary digits is even.

The product of its digits is 1296, while the sum is 28.

The square root of 2112499 is about 1453.4438413644. The cubic root of 2112499 is about 128.3114769473.

The spelling of 2112499 in words is "two million, one hundred twelve thousand, four hundred ninety-nine".