2059707457 has 4 divisors (see below), whose sum is σ = 2074741956. Its totient is φ = 2044672960.

The previous prime is 2059707413. The next prime is 2059707467. The reversal of 2059707457 is 7547079502.

It is a Cunningham number, because it is equal to 45384²+1.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 7547079502 = 2 ⋅3773539751.

It can be written as a sum of positive squares in 2 ways, for example, as 1209926656 + 849780801 = 34784^2 + 29151^2 .

It is a cyclic number.

It is not a de Polignac number, because 2059707457 - 2⁷ = 2059707329 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (2059707467) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 7517044 + ... + 7517317.

It is an arithmetic number, because the mean of its divisors is an integer number (518685489).

Almost surely, 2^2059707457 is an apocalyptic number.

It is an amenable number.

2059707457 is a deficient number, since it is larger than the sum of its proper divisors (15034499).

2059707457 is a wasteful number, since it uses less digits than its factorization.

2059707457 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 15034498.

The product of its (nonzero) digits is 617400, while the sum is 46.

The square root of 2059707457 is about 45384.0000110171. Note that the first 4 decimals coincide. The cubic root of 2059707457 is about 1272.3360927164.

The spelling of 2059707457 in words is "two billion, fifty-nine million, seven hundred seven thousand, four hundred fifty-seven".