1041563521 has 8 divisors (see below), whose sum is σ = 1062005760. Its totient is φ = 1021214352.

The previous prime is 1041563483. The next prime is 1041563563. The reversal of 1041563521 is 1253651401.

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 1041563521 - 2⁹ = 1041563009 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 1041563521.

It is not an unprimeable number, because it can be changed into a prime (1041563581) 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 7 ways as a sum of consecutive naturals, for example, 450 + ... + 45643.

It is an arithmetic number, because the mean of its divisors is an integer number (132750720).

Almost surely, 2^1041563521 is an apocalyptic number.

It is an amenable number.

1041563521 is a deficient number, since it is larger than the sum of its proper divisors (20442239).

1041563521 is an equidigital number, since it uses as much as digits as its factorization.

1041563521 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 46535.

The product of its (nonzero) digits is 3600, while the sum is 28.

The square root of 1041563521 is about 32273.2632530397. The cubic root of 1041563521 is about 1013.6668726762. Note that the first 3 decimals are identical.

The spelling of 1041563521 in words is "one billion, forty-one million, five hundred sixty-three thousand, five hundred twenty-one".