1057167671 has 8 divisors (see below), whose sum is σ = 1208517024. Its totient is φ = 905899680.

The previous prime is 1057167667. The next prime is 1057167679. The reversal of 1057167671 is 1767617501.

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

It is not a de Polignac number, because 1057167671 - 2² = 1057167667 is a prime.

It is a super-2 number, since 2×1057167671² = 2235206969215128482, which contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1057167679) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 10661 + ... + 47201.

It is an arithmetic number, because the mean of its divisors is an integer number (151064628).

Almost surely, 2^1057167671 is an apocalyptic number.

1057167671 is a deficient number, since it is larger than the sum of its proper divisors (151349353).

1057167671 is an equidigital number, since it uses as much as digits as its factorization.

1057167671 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 40681.

The product of its (nonzero) digits is 61740, while the sum is 41.

The square root of 1057167671 is about 32514.1149502797. The cubic root of 1057167671 is about 1018.7038743290.

The spelling of 1057167671 in words is "one billion, fifty-seven million, one hundred sixty-seven thousand, six hundred seventy-one".