1057066671 has 8 divisors (see below), whose sum is σ = 1415038464. Its totient is φ = 701903000.

The previous prime is 1057066667. The next prime is 1057066693. The reversal of 1057066671 is 1766607501.

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

It is a cyclic number.

It is not a de Polignac number, because 1057066671 - 2² = 1057066667 is a prime.

It is a super-2 number, since 2×1057066671² = 2234779893878044482, which contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1057066601) by changing a digit.

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 7 ways as a sum of consecutive naturals, for example, 701151 + ... + 702656.

It is an arithmetic number, because the mean of its divisors is an integer number (176879808).

Almost surely, 2^1057066671 is an apocalyptic number.

1057066671 is a deficient number, since it is larger than the sum of its proper divisors (357971793).

1057066671 is a wasteful number, since it uses less digits than its factorization.

1057066671 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1404061.

The product of its (nonzero) digits is 52920, while the sum is 39.

The square root of 1057066671 is about 32512.5617415792. The cubic root of 1057066671 is about 1018.6714315510.

The spelling of 1057066671 in words is "one billion, fifty-seven million, sixty-six thousand, six hundred seventy-one".