2321053 has 4 divisors (see below), whose sum is σ = 2652640. Its totient is φ = 1989468.

The previous prime is 2321041. The next prime is 2321057. The reversal of 2321053 is 3501232.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 2321053 - 2¹³ = 2312861 is a prime.

It is the 1524-th Hogben number.

It is a Duffinian number.

2321053 is a lucky number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2321057) by changing a digit.

It is a nontrivial repunit in base 1523.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 165783 + ... + 165796.

It is an arithmetic number, because the mean of its divisors is an integer number (663160).

2^2321053 is an apocalyptic number.

It is an amenable number.

2321053 is a deficient number, since it is larger than the sum of its proper divisors (331587).

2321053 is an equidigital number, since it uses as much as digits as its factorization.

2321053 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 331586.

The product of its (nonzero) digits is 180, while the sum is 16.

The square root of 2321053 is about 1523.5002461437. The cubic root of 2321053 is about 132.4021444327.

Adding to 2321053 its reverse (3501232), we get a palindrome (5822285).

The spelling of 2321053 in words is "two million, three hundred twenty-one thousand, fifty-three".