1064742166 has 4 divisors (see below), whose sum is σ = 1597113252. Its totient is φ = 532371082.

The previous prime is 1064742149. The next prime is 1064742169. The reversal of 1064742166 is 6612474601.

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

It is a super-2 number, since 2×1064742166² = 2267351760116743112, which contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1064742169) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 266185540 + ... + 266185543.

It is an arithmetic number, because the mean of its divisors is an integer number (399278313).

Almost surely, 2^1064742166 is an apocalyptic number.

1064742166 is a deficient number, since it is larger than the sum of its proper divisors (532371086).

1064742166 is an equidigital number, since it uses as much as digits as its factorization.

1064742166 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 532371085.

The product of its (nonzero) digits is 48384, while the sum is 37.

The square root of 1064742166 is about 32630.3871567593. The cubic root of 1064742166 is about 1021.1310553432.

The spelling of 1064742166 in words is "one billion, sixty-four million, seven hundred forty-two thousand, one hundred sixty-six".