2056441511 has 4 divisors (see below), whose sum is σ = 2057405952. Its totient is φ = 2055477072.

The previous prime is 2056441487. The next prime is 2056441631. The reversal of 2056441511 is 1151446502.

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 2056441511 - 2²⁶ = 1989332647 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 (2056431511) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 479015 + ... + 483288.

It is an arithmetic number, because the mean of its divisors is an integer number (514351488).

Almost surely, 2^2056441511 is an apocalyptic number.

2056441511 is a deficient number, since it is larger than the sum of its proper divisors (964441).

2056441511 is an equidigital number, since it uses as much as digits as its factorization.

2056441511 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 964440.

The product of its (nonzero) digits is 4800, while the sum is 29.

The square root of 2056441511 is about 45348.0044875185. The cubic root of 2056441511 is about 1271.6632497192.

The spelling of 2056441511 in words is "two billion, fifty-six million, four hundred forty-one thousand, five hundred eleven".