2051265227 has 16 divisors (see below), whose sum is σ = 2288563200. Its totient is φ = 1822549440.

The previous prime is 2051265211. The next prime is 2051265259. The reversal of 2051265227 is 7225621502.

It is a cyclic number.

It is not a de Polignac number, because 2051265227 - 2⁴ = 2051265211 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 2051265193 and 2051265202.

It is not an unprimeable number, because it can be changed into a prime (2051265127) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 431399 + ... + 436127.

It is an arithmetic number, because the mean of its divisors is an integer number (143035200).

Almost surely, 2^2051265227 is an apocalyptic number.

2051265227 is a deficient number, since it is larger than the sum of its proper divisors (237297973).

2051265227 is a wasteful number, since it uses less digits than its factorization.

2051265227 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5626.

The product of its (nonzero) digits is 16800, while the sum is 32.

The square root of 2051265227 is about 45290.8956303582. The cubic root of 2051265227 is about 1270.5953822762.

Adding to 2051265227 its reverse (7225621502), we get a palindrome (9276886729).

The spelling of 2051265227 in words is "two billion, fifty-one million, two hundred sixty-five thousand, two hundred twenty-seven".