1080791617 has 2 divisors, whose sum is σ = 1080791618. Its totient is φ = 1080791616.

The previous prime is 1080791587. The next prime is 1080791623. The reversal of 1080791617 is 7161970801.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 1036582416 + 44209201 = 32196^2 + 6649^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-1080791617 is a prime.

It is a super-2 number, since 2×1080791617² = 2336221038754949378, which contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 1080791617.

It is not a weakly prime, because it can be changed into another prime (1080791917) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 540395808 + 540395809.

It is an arithmetic number, because the mean of its divisors is an integer number (540395809).

Almost surely, 2^1080791617 is an apocalyptic number.

It is an amenable number.

1080791617 is a deficient number, since it is larger than the sum of its proper divisors (1).

1080791617 is an equidigital number, since it uses as much as digits as its factorization.

1080791617 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 21168, while the sum is 40.

The square root of 1080791617 is about 32875.3953132126. The cubic root of 1080791617 is about 1026.2361819750.

The spelling of 1080791617 in words is "one billion, eighty million, seven hundred ninety-one thousand, six hundred seventeen".