2056947213 has 8 divisors (see below), whose sum is σ = 2743210528. Its totient is φ = 1370991024.

The previous prime is 2056947199. The next prime is 2056947227. The reversal of 2056947213 is 3127496502.

It is an interprime number because it is at equal distance from previous prime (2056947199) and next prime (2056947227).

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

It is not a de Polignac number, because 2056947213 - 2⁹ = 2056946701 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2056947313) 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, 60670 + ... + 88287.

It is an arithmetic number, because the mean of its divisors is an integer number (342901316).

Almost surely, 2^2056947213 is an apocalyptic number.

It is an amenable number.

2056947213 is a deficient number, since it is larger than the sum of its proper divisors (686263315).

2056947213 is a wasteful number, since it uses less digits than its factorization.

2056947213 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 153563.

The product of its (nonzero) digits is 90720, while the sum is 39.

The square root of 2056947213 is about 45353.5799358772. The cubic root of 2056947213 is about 1271.7674799212.

The spelling of 2056947213 in words is "two billion, fifty-six million, nine hundred forty-seven thousand, two hundred thirteen".