2149603 has 8 divisors (see below), whose sum is σ = 2361600. Its totient is φ = 1947528.

The previous prime is 2149591. The next prime is 2149607. The reversal of 2149603 is 3069412.

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 2149603 - 2¹⁷ = 2018531 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (2149607) 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, 2023 + ... + 2896.

It is an arithmetic number, because the mean of its divisors is an integer number (295200).

2^2149603 is an apocalyptic number.

2149603 is a gapful number since it is divisible by the number (23) formed by its first and last digit.

2149603 is a deficient number, since it is larger than the sum of its proper divisors (211997).

2149603 is a wasteful number, since it uses less digits than its factorization.

2149603 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4961.

The product of its (nonzero) digits is 1296, while the sum is 25.

The square root of 2149603 is about 1466.1524477352. The cubic root of 2149603 is about 129.0583434983.

The spelling of 2149603 in words is "two million, one hundred forty-nine thousand, six hundred three".