1322401222453 has 2 divisors, whose sum is σ = 1322401222454. Its totient is φ = 1322401222452.

The previous prime is 1322401222411. The next prime is 1322401222489. The reversal of 1322401222453 is 3542221042231.

It is a happy number.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 1102756214884 + 219645007569 = 1050122^2 + 468663^2 .

It is a cyclic number.

It is not a de Polignac number, because 1322401222453 - 2²⁹ = 1321864351541 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (1322401220453) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 661200611226 + 661200611227.

It is an arithmetic number, because the mean of its divisors is an integer number (661200611227).

Almost surely, 2^{1322401222453} is an apocalyptic number.

It is an amenable number.

1322401222453 is a deficient number, since it is larger than the sum of its proper divisors (1).

1322401222453 is an equidigital number, since it uses as much as digits as its factorization.

1322401222453 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 23040, while the sum is 31.

Adding to 1322401222453 its reverse (3542221042231), we get a palindrome (4864622264684).

The spelling of 1322401222453 in words is "one trillion, three hundred twenty-two billion, four hundred one million, two hundred twenty-two thousand, four hundred fifty-three".