1021283 has 2 divisors, whose sum is σ = 1021284. Its totient is φ = 1021282.

The previous prime is 1021271. The next prime is 1021289. The reversal of 1021283 is 3821201.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 1021283 - 2¹⁰ = 1020259 is a prime.

It is equal to p₈₀₀₇₂ and since 1021283 and 80072 have the same sum of digits, it is a Honaker prime.

It is not a weakly prime, because it can be changed into another prime (1021289) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 510641 + 510642.

It is an arithmetic number, because the mean of its divisors is an integer number (510642).

2^1021283 is an apocalyptic number.

1021283 is a deficient number, since it is larger than the sum of its proper divisors (1).

1021283 is an equidigital number, since it uses as much as digits as its factorization.

1021283 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 96, while the sum is 17.

The square root of 1021283 is about 1010.5854738715. The cubic root of 1021283 is about 100.7044590545.

Adding to 1021283 its reverse (3821201), we get a palindrome (4842484).

The spelling of 1021283 in words is "one million, twenty-one thousand, two hundred eighty-three".