1453321223343 has 48 divisors (see below), whose sum is σ = 2313184977792. Its totient is φ = 871918200000.

The previous prime is 1453321223339. The next prime is 1453321223351. The reversal of 1453321223343 is 3433221233541.

1453321223343 is a `hidden beast` number, since 1 + 45 + 33 + 21 + 223 + 343 = 666.

It is not a de Polignac number, because 1453321223343 - 2² = 1453321223339 is a prime.

It is a super-2 number, since 2×1453321223343² (a number of 25 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 1453321223298 and 1453321223307.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1453321223143) by changing a digit.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 74492796 + ... + 74512302.

It is an arithmetic number, because the mean of its divisors is an integer number (48191353704).

Almost surely, 2^{1453321223343} is an apocalyptic number.

1453321223343 is a deficient number, since it is larger than the sum of its proper divisors (859863754449).

1453321223343 is a wasteful number, since it uses less digits than its factorization.

1453321223343 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 27076 (or 27073 counting only the distinct ones).

The product of its digits is 155520, while the sum is 36.

Adding to 1453321223343 its reverse (3433221233541), we get a palindrome (4886542456884).

The spelling of 1453321223343 in words is "one trillion, four hundred fifty-three billion, three hundred twenty-one million, two hundred twenty-three thousand, three hundred forty-three".