2061453 has 4 divisors (see below), whose sum is σ = 2748608. Its totient is φ = 1374300.

The previous prime is 2061431. The next prime is 2061491. The reversal of 2061453 is 3541602.

It is a happy number.

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 not a de Polignac number, because 2061453 - 2⁸ = 2061197 is a prime.

It is a D-number.

It is a Duffinian number.

It is a plaindrome in base 11.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2061413) 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, 343573 + ... + 343578.

It is an arithmetic number, because the mean of its divisors is an integer number (687152).

2^2061453 is an apocalyptic number.

It is an amenable number.

2061453 is a deficient number, since it is larger than the sum of its proper divisors (687155).

2061453 is an equidigital number, since it uses as much as digits as its factorization.

2061453 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 687154.

The product of its (nonzero) digits is 720, while the sum is 21.

The square root of 2061453 is about 1435.7760967505. The cubic root of 2061453 is about 127.2695414014.

The spelling of 2061453 in words is "two million, sixty-one thousand, four hundred fifty-three".