2056021059 has 8 divisors (see below), whose sum is σ = 2750292160. Its totient is φ = 1366215336.

The previous prime is 2056021031. The next prime is 2056021067. The reversal of 2056021059 is 9501206502.

It is a happy number.

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

It is not a de Polignac number, because 2056021059 - 2⁷ = 2056020931 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (2056021459) 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, 1115269 + ... + 1117110.

It is an arithmetic number, because the mean of its divisors is an integer number (343786520).

Almost surely, 2^2056021059 is an apocalyptic number.

2056021059 is a deficient number, since it is larger than the sum of its proper divisors (694271101).

2056021059 is a wasteful number, since it uses less digits than its factorization.

2056021059 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2232689.

The product of its (nonzero) digits is 5400, while the sum is 30.

The square root of 2056021059 is about 45343.3684125915. The cubic root of 2056021059 is about 1271.5765773781.

The spelling of 2056021059 in words is "two billion, fifty-six million, twenty-one thousand, fifty-nine".