872543803 has 2 divisors, whose sum is σ = 872543804. Its totient is φ = 872543802.

The previous prime is 872543773. The next prime is 872543839. The reversal of 872543803 is 308345278.

872543803 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 872543803 - 2⁹ = 872543291 is a prime.

It is a super-2 number, since 2×872543803² = 1522665376307405618, which contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (872543843) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 436271901 + 436271902.

It is an arithmetic number, because the mean of its divisors is an integer number (436271902).

Almost surely, 2^872543803 is an apocalyptic number.

872543803 is a deficient number, since it is larger than the sum of its proper divisors (1).

872543803 is an equidigital number, since it uses as much as digits as its factorization.

872543803 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 161280, while the sum is 40.

The square root of 872543803 is about 29538.8524320089. The cubic root of 872543803 is about 955.5697934636.

The spelling of 872543803 in words is "eight hundred seventy-two million, five hundred forty-three thousand, eight hundred three".