1043422561 has 8 divisors (see below), whose sum is σ = 1055980800. Its totient is φ = 1030883040.

The previous prime is 1043422553. The next prime is 1043422573. The reversal of 1043422561 is 1652243401.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 1043422561 - 2³ = 1043422553 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (1043422661) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 130600 + ... + 138358.

It is an arithmetic number, because the mean of its divisors is an integer number (131997600).

Almost surely, 2^1043422561 is an apocalyptic number.

It is an amenable number.

1043422561 is a deficient number, since it is larger than the sum of its proper divisors (12558239).

1043422561 is an equidigital number, since it uses as much as digits as its factorization.

1043422561 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 9359.

The product of its (nonzero) digits is 5760, while the sum is 28.

The square root of 1043422561 is about 32302.0519626850. The cubic root of 1043422561 is about 1014.2695970677.

Adding to 1043422561 its reverse (1652243401), we get a palindrome (2695665962).

The spelling of 1043422561 in words is "one billion, forty-three million, four hundred twenty-two thousand, five hundred sixty-one".