2061129 has 16 divisors (see below), whose sum is σ = 3194240. Its totient is φ = 1157760.

The previous prime is 2061127. The next prime is 2061149. The reversal of 2061129 is 9211602.

It is not a de Polignac number, because 2061129 - 2¹ = 2061127 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (21).

It is not an unprimeable number, because it can be changed into a prime (2061127) 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 15 ways as a sum of consecutive naturals, for example, 477 + ... + 2085.

It is an arithmetic number, because the mean of its divisors is an integer number (199640).

2^2061129 is an apocalyptic number.

It is an amenable number.

2061129 is a deficient number, since it is larger than the sum of its proper divisors (1133111).

2061129 is a wasteful number, since it uses less digits than its factorization.

2061129 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1680.

The product of its (nonzero) digits is 216, while the sum is 21.

The square root of 2061129 is about 1435.6632613534. The cubic root of 2061129 is about 127.2628733713.

The spelling of 2061129 in words is "two million, sixty-one thousand, one hundred twenty-nine".