1024643023 has 4 divisors (see below), whose sum is σ = 1084916160. Its totient is φ = 964369888.

The previous prime is 1024642967. The next prime is 1024643041. The reversal of 1024643023 is 3203464201.

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 1024643023 - 2⁹ = 1024642511 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1024643083) 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, 30136543 + ... + 30136576.

It is an arithmetic number, because the mean of its divisors is an integer number (271229040).

Almost surely, 2^1024643023 is an apocalyptic number.

1024643023 is a deficient number, since it is larger than the sum of its proper divisors (60273137).

1024643023 is an equidigital number, since it uses as much as digits as its factorization.

1024643023 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 60273136.

The product of its (nonzero) digits is 3456, while the sum is 25.

The square root of 1024643023 is about 32010.0456575744. The cubic root of 1024643023 is about 1008.1477744712.

The spelling of 1024643023 in words is "one billion, twenty-four million, six hundred forty-three thousand, twenty-three".