1020959 has 2 divisors, whose sum is σ = 1020960. Its totient is φ = 1020958.

The previous prime is 1020931. The next prime is 1020961. The reversal of 1020959 is 9590201.

It is a happy number.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-1020959 is a prime.

Together with 1020961, it forms a pair of twin primes.

It is a Chen prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (1020979) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 510479 + 510480.

It is an arithmetic number, because the mean of its divisors is an integer number (510480).

2^1020959 is an apocalyptic number.

1020959 is a deficient number, since it is larger than the sum of its proper divisors (1).

1020959 is an equidigital number, since it uses as much as digits as its factorization.

1020959 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 810, while the sum is 26.

The square root of 1020959 is about 1010.4251580399. The cubic root of 1020959 is about 100.6938084984.

The spelling of 1020959 in words is "one million, twenty thousand, nine hundred fifty-nine".