2032139 has 4 divisors (see below), whose sum is σ = 2075424. Its totient is φ = 1988856.

The previous prime is 2032133. The next prime is 2032153. The reversal of 2032139 is 9312302.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 9312302 = 2 ⋅4656151.

It is a cyclic number.

It is not a de Polignac number, because 2032139 - 2¹⁶ = 1966603 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 2032139.

It is not an unprimeable number, because it can be changed into a prime (2032133) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 21572 + ... + 21665.

It is an arithmetic number, because the mean of its divisors is an integer number (518856).

2^2032139 is an apocalyptic number.

2032139 is a deficient number, since it is larger than the sum of its proper divisors (43285).

2032139 is an equidigital number, since it uses as much as digits as its factorization.

2032139 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 43284.

The product of its (nonzero) digits is 324, while the sum is 20.

The square root of 2032139 is about 1425.5311290884. The cubic root of 2032139 is about 126.6633986538.

The spelling of 2032139 in words is "two million, thirty-two thousand, one hundred thirty-nine".