1940759 has 2 divisors, whose sum is σ = 1940760. Its totient is φ = 1940758.

The previous prime is 1940753. The next prime is 1940777. The reversal of 1940759 is 9570491.

It is a weak prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-1940759 is a prime.

It is a Chen prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (1940753) 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 as a sum of consecutive naturals, namely, 970379 + 970380.

It is an arithmetic number, because the mean of its divisors is an integer number (970380).

2^1940759 is an apocalyptic number.

1940759 is a deficient number, since it is larger than the sum of its proper divisors (1).

1940759 is an equidigital number, since it uses as much as digits as its factorization.

1940759 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 11340, while the sum is 35.

The square root of 1940759 is about 1393.1112661952. Note that the first 3 decimals coincide. The cubic root of 1940759 is about 124.7356332760.

The spelling of 1940759 in words is "one million, nine hundred forty thousand, seven hundred fifty-nine".