1053101321 has 2 divisors, whose sum is σ = 1053101322. Its totient is φ = 1053101320.

The previous prime is 1053101293. The next prime is 1053101339. The reversal of 1053101321 is 1231013501.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 821452921 + 231648400 = 28661^2 + 15220^2 .

It is a cyclic number.

It is not a de Polignac number, because 1053101321 - 2¹⁰ = 1053100297 is a prime.

It is a super-2 number, since 2×1053101321² = 2218044784583890082, which contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 1053101321.

It is not a weakly prime, because it can be changed into another prime (1053101821) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 526550660 + 526550661.

It is an arithmetic number, because the mean of its divisors is an integer number (526550661).

Almost surely, 2^1053101321 is an apocalyptic number.

It is an amenable number.

1053101321 is a deficient number, since it is larger than the sum of its proper divisors (1).

1053101321 is an equidigital number, since it uses as much as digits as its factorization.

1053101321 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 90, while the sum is 17.

The square root of 1053101321 is about 32451.5226299168. The cubic root of 1053101321 is about 1017.3960625258.

Adding to 1053101321 its reverse (1231013501), we get a palindrome (2284114822).

The spelling of 1053101321 in words is "one billion, fifty-three million, one hundred one thousand, three hundred twenty-one".