1043422563 has 16 divisors (see below), whose sum is σ = 1498513280. Its totient is φ = 643676544.

The previous prime is 1043422553. The next prime is 1043422573. The reversal of 1043422563 is 3652243401.

It is an interprime number because it is at equal distance from previous prime (1043422553) and next prime (1043422573).

It is not a de Polignac number, because 1043422563 - 2⁴ = 1043422547 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 1043422563.

It is not an unprimeable number, because it can be changed into a prime (1043422553) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 210406 + ... + 215307.

It is an arithmetic number, because the mean of its divisors is an integer number (93657080).

Almost surely, 2^1043422563 is an apocalyptic number.

1043422563 is a deficient number, since it is larger than the sum of its proper divisors (455090717).

1043422563 is a wasteful number, since it uses less digits than its factorization.

1043422563 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 425778.

The product of its (nonzero) digits is 17280, while the sum is 30.

The square root of 1043422563 is about 32302.0519936428. The cubic root of 1043422563 is about 1014.2695977158.

Adding to 1043422563 its reverse (3652243401), we get a palindrome (4695665964).

The spelling of 1043422563 in words is "one billion, forty-three million, four hundred twenty-two thousand, five hundred sixty-three".