1670771055 has 16 divisors (see below), whose sum is σ = 2765414880. Its totient is φ = 860350848.

The previous prime is 1670771017. The next prime is 1670771117. The reversal of 1670771055 is 5501770761.

It is not a de Polignac number, because 1670771055 - 2⁸ = 1670770799 is a prime.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1919992 + ... + 1920861.

It is an arithmetic number, because the mean of its divisors is an integer number (172838430).

Almost surely, 2^1670771055 is an apocalyptic number.

1670771055 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

1670771055 is a deficient number, since it is larger than the sum of its proper divisors (1094643825).

1670771055 is a wasteful number, since it uses less digits than its factorization.

1670771055 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3840890.

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

The square root of 1670771055 is about 40875.0664219644. The cubic root of 1670771055 is about 1186.6035617542.

The spelling of 1670771055 in words is "one billion, six hundred seventy million, seven hundred seventy-one thousand, fifty-five".