1324210665253 has 8 divisors (see below), whose sum is σ = 1513544742272. Its totient is φ = 1134916869456.

The previous prime is 1324210665233. The next prime is 1324210665383. The reversal of 1324210665253 is 3525660124231.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 1324210665253 - 2¹⁷ = 1324210534181 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1324210665203) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 9999825 + ... + 10131382.

It is an arithmetic number, because the mean of its divisors is an integer number (189193092784).

Almost surely, 2^{1324210665253} is an apocalyptic number.

It is an amenable number.

1324210665253 is a deficient number, since it is larger than the sum of its proper divisors (189334077019).

1324210665253 is an equidigital number, since it uses as much as digits as its factorization.

1324210665253 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 20140611.

The product of its (nonzero) digits is 259200, while the sum is 40.

Adding to 1324210665253 its reverse (3525660124231), we get a palindrome (4849870789484).

The spelling of 1324210665253 in words is "one trillion, three hundred twenty-four billion, two hundred ten million, six hundred sixty-five thousand, two hundred fifty-three".