2653043 has 4 divisors (see below), whose sum is σ = 2660640. Its totient is φ = 2645448.

The previous prime is 2653033. The next prime is 2653051. The reversal of 2653043 is 3403562.

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

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-2653043 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (2653033) 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, 3248 + ... + 3981.

It is an arithmetic number, because the mean of its divisors is an integer number (665160).

2^2653043 is an apocalyptic number.

2653043 is a deficient number, since it is larger than the sum of its proper divisors (7597).

2653043 is an equidigital number, since it uses as much as digits as its factorization.

2653043 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7596.

The product of its (nonzero) digits is 2160, while the sum is 23.

The square root of 2653043 is about 1628.8164414691. The cubic root of 2653043 is about 138.4356984939.

The spelling of 2653043 in words is "two million, six hundred fifty-three thousand, forty-three".