2573435443 has 2 divisors, whose sum is σ = 2573435444. Its totient is φ = 2573435442.

The previous prime is 2573435441. The next prime is 2573435461. The reversal of 2573435443 is 3445343752.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 2573435443 - 2¹ = 2573435441 is a prime.

Together with 2573435441, it forms a pair of twin primes.

It is a junction number, because it is equal to n+sod(n) for n = 2573435396 and 2573435405.

It is not a weakly prime, because it can be changed into another prime (2573435441) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1286717721 + 1286717722.

It is an arithmetic number, because the mean of its divisors is an integer number (1286717722).

Almost surely, 2^2573435443 is an apocalyptic number.

2573435443 is a deficient number, since it is larger than the sum of its proper divisors (1).

2573435443 is an equidigital number, since it uses as much as digits as its factorization.

2573435443 is an evil number, because the sum of its binary digits is even.

The product of its digits is 604800, while the sum is 40.

The square root of 2573435443 is about 50729.0394448781. The cubic root of 2573435443 is about 1370.3697375261.

The spelling of 2573435443 in words is "two billion, five hundred seventy-three million, four hundred thirty-five thousand, four hundred forty-three".