1020973 has 2 divisors, whose sum is σ = 1020974. Its totient is φ = 1020972.

The previous prime is 1020967. The next prime is 1020977. The reversal of 1020973 is 3790201.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 777924 + 243049 = 882^2 + 493^2 .

It is a cyclic number.

It is not a de Polignac number, because 1020973 - 2¹⁷ = 889901 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (1020977) 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 as a sum of consecutive naturals, namely, 510486 + 510487.

It is an arithmetic number, because the mean of its divisors is an integer number (510487).

2^1020973 is an apocalyptic number.

It is an amenable number.

1020973 is a deficient number, since it is larger than the sum of its proper divisors (1).

1020973 is an equidigital number, since it uses as much as digits as its factorization.

1020973 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 378, while the sum is 22.

The square root of 1020973 is about 1010.4320857930. The cubic root of 1020973 is about 100.6942687542.

The spelling of 1020973 in words is "one million, twenty thousand, nine hundred seventy-three".