2057676971 has 4 divisors (see below), whose sum is σ = 2351630832. Its totient is φ = 1763723112.

The previous prime is 2057676937. The next prime is 2057676997. The reversal of 2057676971 is 1796767502.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 2057676971 - 2²² = 2053482667 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (2057676871) 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 3 ways as a sum of consecutive naturals, for example, 146976920 + ... + 146976933.

It is an arithmetic number, because the mean of its divisors is an integer number (587907708).

Almost surely, 2^2057676971 is an apocalyptic number.

2057676971 is a deficient number, since it is larger than the sum of its proper divisors (293953861).

2057676971 is an equidigital number, since it uses as much as digits as its factorization.

2057676971 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 293953860.

The product of its (nonzero) digits is 1111320, while the sum is 50.

The square root of 2057676971 is about 45361.6244307895. The cubic root of 2057676971 is about 1271.9178601795.

The spelling of 2057676971 in words is "two billion, fifty-seven million, six hundred seventy-six thousand, nine hundred seventy-one".