2573434459 has 4 divisors (see below), whose sum is σ = 2633281816. Its totient is φ = 2513587104.

The previous prime is 2573434453. The next prime is 2573434481. The reversal of 2573434459 is 9544343752.

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

It is a cyclic number.

It is not a de Polignac number, because 2573434459 - 2²⁹ = 2036563547 is a prime.

It is not an unprimeable number, because it can be changed into a prime (2573434453) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 29923614 + ... + 29923699.

It is an arithmetic number, because the mean of its divisors is an integer number (658320454).

Almost surely, 2^2573434459 is an apocalyptic number.

2573434459 is a deficient number, since it is larger than the sum of its proper divisors (59847357).

2573434459 is an equidigital number, since it uses as much as digits as its factorization.

2573434459 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 59847356.

The product of its digits is 1814400, while the sum is 46.

The square root of 2573434459 is about 50729.0297462902. The cubic root of 2573434459 is about 1370.3695628642.

The spelling of 2573434459 in words is "two billion, five hundred seventy-three million, four hundred thirty-four thousand, four hundred fifty-nine".