1055670771 has 8 divisors (see below), whose sum is σ = 1408853200. Its totient is φ = 703134432.

The previous prime is 1055670757. The next prime is 1055670797. The reversal of 1055670771 is 1770765501.

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

It is not a de Polignac number, because 1055670771 - 2¹¹ = 1055668723 is a prime.

It is a super-2 number, since 2×1055670771² = 2228881553487468882, which contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (1055670701) 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, 157696 + ... + 164253.

It is an arithmetic number, because the mean of its divisors is an integer number (176106650).

Almost surely, 2^1055670771 is an apocalyptic number.

1055670771 is a deficient number, since it is larger than the sum of its proper divisors (353182429).

1055670771 is a wasteful number, since it uses less digits than its factorization.

1055670771 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 323045.

The product of its (nonzero) digits is 51450, while the sum is 39.

The square root of 1055670771 is about 32491.0875625917. The cubic root of 1055670771 is about 1018.2228348603. Note that the first 3 decimals are identical.

The spelling of 1055670771 in words is "one billion, fifty-five million, six hundred seventy thousand, seven hundred seventy-one".