1066724122 has 8 divisors (see below), whose sum is σ = 1600252596. Its totient is φ = 533306592.

The previous prime is 1066724119. The next prime is 1066724129. The reversal of 1066724122 is 2214276601.

It can be written as a sum of positive squares in 2 ways, for example, as 961682121 + 105042001 = 31011^2 + 10249^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is a super-3 number, since 3×1066724122³ (a number of 28 digits) contains 333 as substring. Note that it is a super-d number also for d = 2.

It is not an unprimeable number, because it can be changed into a prime (1066724129) 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, 3208 + ... + 46300.

Almost surely, 2^1066724122 is an apocalyptic number.

1066724122 is a deficient number, since it is larger than the sum of its proper divisors (533528474).

1066724122 is a wasteful number, since it uses less digits than its factorization.

1066724122 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 55472.

The product of its (nonzero) digits is 8064, while the sum is 31.

The square root of 1066724122 is about 32660.7428268250. The cubic root of 1066724122 is about 1021.7642547636.

The spelling of 1066724122 in words is "one billion, sixty-six million, seven hundred twenty-four thousand, one hundred twenty-two".