1076684065 has 4 divisors (see below), whose sum is σ = 1292020884. Its totient is φ = 861347248.

The previous prime is 1076684047. The next prime is 1076684087. The reversal of 1076684065 is 5604866701.

It is a happy number.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 788261776 + 288422289 = 28076^2 + 16983^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-1076684065 is a prime.

It is a Duffinian number.

It is an unprimeable number.

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 in 3 ways as a sum of consecutive naturals, for example, 107668402 + ... + 107668411.

It is an arithmetic number, because the mean of its divisors is an integer number (323005221).

Almost surely, 2^1076684065 is an apocalyptic number.

It is an amenable number.

1076684065 is a deficient number, since it is larger than the sum of its proper divisors (215336819).

1076684065 is an equidigital number, since it uses as much as digits as its factorization.

1076684065 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 215336818.

The product of its (nonzero) digits is 241920, while the sum is 43.

The square root of 1076684065 is about 32812.8643217870. The cubic root of 1076684065 is about 1024.9344602155.

The spelling of 1076684065 in words is "one billion, seventy-six million, six hundred eighty-four thousand, sixty-five".