2013797 has 4 divisors (see below), whose sum is σ = 2062956. Its totient is φ = 1964640.

The previous prime is 2013787. The next prime is 2013821. The reversal of 2013797 is 7973102.

It is a happy number.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 919681 + 1094116 = 959^2 + 1046^2 .

It is a cyclic number.

It is not a de Polignac number, because 2013797 - 2⁸ = 2013541 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2013707) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 24518 + ... + 24599.

It is an arithmetic number, because the mean of its divisors is an integer number (515739).

2^2013797 is an apocalyptic number.

It is an amenable number.

2013797 is a deficient number, since it is larger than the sum of its proper divisors (49159).

2013797 is an equidigital number, since it uses as much as digits as its factorization.

2013797 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 49158.

The product of its (nonzero) digits is 2646, while the sum is 29.

The square root of 2013797 is about 1419.0831547165. The cubic root of 2013797 is about 126.2811601680.

Adding to 2013797 its reverse (7973102), we get a palindrome (9986899).

The spelling of 2013797 in words is "two million, thirteen thousand, seven hundred ninety-seven".