1032728849 has 2 divisors, whose sum is σ = 1032728850. Its totient is φ = 1032728848.

The previous prime is 1032728839. The next prime is 1032728897. The reversal of 1032728849 is 9488272301.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 520159249 + 512569600 = 22807^2 + 22640^2 .

It is a cyclic number.

It is not a de Polignac number, because 1032728849 - 2²⁴ = 1015951633 is a prime.

It is not a weakly prime, because it can be changed into another prime (1032728839) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 516364424 + 516364425.

It is an arithmetic number, because the mean of its divisors is an integer number (516364425).

Almost surely, 2^1032728849 is an apocalyptic number.

It is an amenable number.

1032728849 is a deficient number, since it is larger than the sum of its proper divisors (1).

1032728849 is an equidigital number, since it uses as much as digits as its factorization.

1032728849 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 193536, while the sum is 44.

The square root of 1032728849 is about 32136.0988453795. The cubic root of 1032728849 is about 1010.7927145903.

The spelling of 1032728849 in words is "one billion, thirty-two million, seven hundred twenty-eight thousand, eight hundred forty-nine".