1071651166 has 8 divisors (see below), whose sum is σ = 1611408240. Its totient is φ = 534515088.

The previous prime is 1071651157. The next prime is 1071651187. The reversal of 1071651166 is 6611561701.

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

It is a super-2 number, since 2×1071651166² = 2296872443178319112, which contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 654226 + ... + 655861.

It is an arithmetic number, because the mean of its divisors is an integer number (201426030).

Almost surely, 2^1071651166 is an apocalyptic number.

1071651166 is a deficient number, since it is larger than the sum of its proper divisors (539757074).

1071651166 is a wasteful number, since it uses less digits than its factorization.

1071651166 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1310498.

The product of its (nonzero) digits is 7560, while the sum is 34.

The square root of 1071651166 is about 32736.0835470586. The cubic root of 1071651166 is about 1023.3349659092.

The spelling of 1071651166 in words is "one billion, seventy-one million, six hundred fifty-one thousand, one hundred sixty-six".