2113599 has 8 divisors (see below), whose sum is σ = 2858112. Its totient is φ = 1389080.

The previous prime is 2113583. The next prime is 2113603. The reversal of 2113599 is 9953112.

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 2113599 - 2⁴ = 2113583 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2113399) 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, 4749 + ... + 5174.

It is an arithmetic number, because the mean of its divisors is an integer number (357264).

2^2113599 is an apocalyptic number.

2113599 is a deficient number, since it is larger than the sum of its proper divisors (744513).

2113599 is an equidigital number, since it uses as much as digits as its factorization.

2113599 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 9997.

The product of its digits is 2430, while the sum is 30.

The square root of 2113599 is about 1453.8222037099. The cubic root of 2113599 is about 128.3337441189. Note that the first 3 decimals are identical.

The spelling of 2113599 in words is "two million, one hundred thirteen thousand, five hundred ninety-nine".