1043215563 has 8 divisors (see below), whose sum is σ = 1497950608. Its totient is φ = 641978784.

The previous prime is 1043215553. The next prime is 1043215573. The reversal of 1043215563 is 3655123401.

It is an interprime number because it is at equal distance from previous prime (1043215553) and next prime (1043215573).

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

It is not a de Polignac number, because 1043215563 - 2⁸ = 1043215307 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 1043215563.

It is not an unprimeable number, because it can be changed into a prime (1043215543) 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, 13374520 + ... + 13374597.

It is an arithmetic number, because the mean of its divisors is an integer number (187243826).

Almost surely, 2^1043215563 is an apocalyptic number.

1043215563 is a gapful number since it is divisible by the number (13) formed by its first and last digit.

1043215563 is a deficient number, since it is larger than the sum of its proper divisors (454735045).

1043215563 is a wasteful number, since it uses less digits than its factorization.

1043215563 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 26749133.

The product of its (nonzero) digits is 10800, while the sum is 30.

The square root of 1043215563 is about 32298.8477039042. The cubic root of 1043215563 is about 1014.2025211226.

Adding to 1043215563 its reverse (3655123401), we get a palindrome (4698338964).

The spelling of 1043215563 in words is "one billion, forty-three million, two hundred fifteen thousand, five hundred sixty-three".