2271129 has 16 divisors (see below), whose sum is σ = 3505152. Its totient is φ = 1281168.

The previous prime is 2271119. The next prime is 2271133. The reversal of 2271129 is 9211722.

2271129 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 2271129 - 2⁷ = 2271001 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 2271099 and 2271108.

It is not an unprimeable number, because it can be changed into a prime (2271119) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1092 + ... + 2394.

It is an arithmetic number, because the mean of its divisors is an integer number (219072).

2^2271129 is an apocalyptic number.

It is an amenable number.

2271129 is a deficient number, since it is larger than the sum of its proper divisors (1234023).

2271129 is a wasteful number, since it uses less digits than its factorization.

2271129 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1396.

The product of its digits is 504, while the sum is 24.

The square root of 2271129 is about 1507.0265425665. The cubic root of 2271129 is about 131.4459675753.

The spelling of 2271129 in words is "two million, two hundred seventy-one thousand, one hundred twenty-nine".