1068610511 has 4 divisors (see below), whose sum is σ = 1094674224. Its totient is φ = 1042546800.

The previous prime is 1068610507. The next prime is 1068610513. The reversal of 1068610511 is 1150168601.

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

It is a cyclic number.

It is not a de Polignac number, because 1068610511 - 2² = 1068610507 is a prime.

It is a super-2 number, since 2×1068610511² = 2283856848439362242, which contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1068610513) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 13031795 + ... + 13031876.

It is an arithmetic number, because the mean of its divisors is an integer number (273668556).

Almost surely, 2^1068610511 is an apocalyptic number.

1068610511 is a deficient number, since it is larger than the sum of its proper divisors (26063713).

1068610511 is an equidigital number, since it uses as much as digits as its factorization.

1068610511 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 26063712.

The product of its (nonzero) digits is 1440, while the sum is 29.

The square root of 1068610511 is about 32689.6086088531. The cubic root of 1068610511 is about 1022.3661941545.

The spelling of 1068610511 in words is "one billion, sixty-eight million, six hundred ten thousand, five hundred eleven".