2056774541 has 4 divisors (see below), whose sum is σ = 2057803392. Its totient is φ = 2055745692.

The previous prime is 2056774501. The next prime is 2056774607. The reversal of 2056774541 is 1454776502.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 2056774541 - 2⁶ = 2056774477 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 (2056774501) by changing a digit.

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 3 ways as a sum of consecutive naturals, for example, 511421 + ... + 515426.

It is an arithmetic number, because the mean of its divisors is an integer number (514450848).

Almost surely, 2^2056774541 is an apocalyptic number.

It is an amenable number.

2056774541 is a deficient number, since it is larger than the sum of its proper divisors (1028851).

2056774541 is a wasteful number, since it uses less digits than its factorization.

2056774541 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1028850.

The product of its (nonzero) digits is 235200, while the sum is 41.

The square root of 2056774541 is about 45351.6762755248. The cubic root of 2056774541 is about 1271.7318924289.

The spelling of 2056774541 in words is "two billion, fifty-six million, seven hundred seventy-four thousand, five hundred forty-one".