1022166653 has 2 divisors, whose sum is σ = 1022166654. Its totient is φ = 1022166652.

The previous prime is 1022166641. The next prime is 1022166703. The reversal of 1022166653 is 3566612201.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 1012066969 + 10099684 = 31813^2 + 3178^2 .

It is an emirp because it is prime and its reverse (3566612201) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 1022166653 - 2²² = 1017972349 is a prime.

It is a Sophie Germain prime.

It is a Curzon number.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (1022169653) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 511083326 + 511083327.

It is an arithmetic number, because the mean of its divisors is an integer number (511083327).

Almost surely, 2^1022166653 is an apocalyptic number.

It is an amenable number.

1022166653 is a deficient number, since it is larger than the sum of its proper divisors (1).

1022166653 is an equidigital number, since it uses as much as digits as its factorization.

1022166653 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 12960, while the sum is 32.

The square root of 1022166653 is about 31971.3411198217. The cubic root of 1022166653 is about 1007.3349512792.

Adding to 1022166653 its reverse (3566612201), we get a palindrome (4588778854).

The spelling of 1022166653 in words is "one billion, twenty-two million, one hundred sixty-six thousand, six hundred fifty-three".