2051079 has 4 divisors (see below), whose sum is σ = 2734776. Its totient is φ = 1367384.

The previous prime is 2051059. The next prime is 2051087. The reversal of 2051079 is 9701502.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 2051079 - 2⁸ = 2050823 is a prime.

It is a D-number.

2051079 is a lucky number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2051059) 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 3 ways as a sum of consecutive naturals, for example, 341844 + ... + 341849.

It is an arithmetic number, because the mean of its divisors is an integer number (683694).

2^2051079 is an apocalyptic number.

2051079 is a deficient number, since it is larger than the sum of its proper divisors (683697).

2051079 is an equidigital number, since it uses as much as digits as its factorization.

2051079 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 683696.

The product of its (nonzero) digits is 630, while the sum is 24.

The square root of 2051079 is about 1432.1588599035. The cubic root of 2051079 is about 127.0556930183.

The spelling of 2051079 in words is "two million, fifty-one thousand, seventy-nine".