1068362194 has 4 divisors (see below), whose sum is σ = 1602543294. Its totient is φ = 534181096.

The previous prime is 1068362179. The next prime is 1068362203. The reversal of 1068362194 is 4912638601.

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

It can be written as a sum of positive squares in only one way, i.e., 899700025 + 168662169 = 29995^2 + 12987^2 .

It is a super-2 number, since 2×1068362194² = 2282795555136987272, which contains 22 as substring.

It is a Smith number, since the sum of its digits (40) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 267090547 + ... + 267090550.

Almost surely, 2^1068362194 is an apocalyptic number.

1068362194 is a deficient number, since it is larger than the sum of its proper divisors (534181100).

1068362194 is an equidigital number, since it uses as much as digits as its factorization.

1068362194 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 534181099.

The product of its (nonzero) digits is 62208, while the sum is 40.

The square root of 1068362194 is about 32685.8102851987. The cubic root of 1068362194 is about 1022.2869976745.

The spelling of 1068362194 in words is "one billion, sixty-eight million, three hundred sixty-two thousand, one hundred ninety-four".