2051353 has 4 divisors (see below), whose sum is σ = 2101428. Its totient is φ = 2001280.

The previous prime is 2051341. The next prime is 2051359. The reversal of 2051353 is 3531502.

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 82944 + 1968409 = 288^2 + 1403^2 .

It is a cyclic number.

It is not a de Polignac number, because 2051353 - 2⁵ = 2051321 is a prime.

It is a d-powerful number, because it can be written as 2¹⁶ + 0 + 5⁴ + 1 + 3⁵ + 5⁸ + 3¹³ .

It is a Duffinian number.

2051353 is a modest number, since divided by 1353 gives 205 as remainder.

2051353 is a lucky number.

It is a self number, because there is not a number n which added to its sum of digits gives 2051353.

It is not an unprimeable number, because it can be changed into a prime (2051359) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 24976 + ... + 25057.

It is an arithmetic number, because the mean of its divisors is an integer number (525357).

2^2051353 is an apocalyptic number.

It is an amenable number.

2051353 is a deficient number, since it is larger than the sum of its proper divisors (50075).

2051353 is an equidigital number, since it uses as much as digits as its factorization.

2051353 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 50074.

The product of its (nonzero) digits is 450, while the sum is 19.

The square root of 2051353 is about 1432.2545164879. The cubic root of 2051353 is about 127.0613504811.

Adding to 2051353 its reverse (3531502), we get a palindrome (5582855).

The spelling of 2051353 in words is "two million, fifty-one thousand, three hundred fifty-three".