1051666322 has 24 divisors (see below), whose sum is σ = 1836464076. Its totient is φ = 450367008.

The previous prime is 1051666303. The next prime is 1051666331. The reversal of 1051666322 is 2236661501.

It can be written as a sum of positive squares in 2 ways, for example, as 986525281 + 65141041 = 31409^2 + 8071^2 .

It is a super-3 number, since 3×1051666322³ (a number of 28 digits) contains 333 as substring. Note that it is a super-d number also for d = 2.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 154748 + ... + 161400.

Almost surely, 2^1051666322 is an apocalyptic number.

1051666322 is a deficient number, since it is larger than the sum of its proper divisors (784797754).

1051666322 is a wasteful number, since it uses less digits than its factorization.

1051666322 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 8282 (or 8275 counting only the distinct ones).

The product of its (nonzero) digits is 12960, while the sum is 32.

The square root of 1051666322 is about 32429.4052057697. The cubic root of 1051666322 is about 1016.9337372837.

The spelling of 1051666322 in words is "one billion, fifty-one million, six hundred sixty-six thousand, three hundred twenty-two".