1453344433543 has 2 divisors, whose sum is σ = 1453344433544. Its totient is φ = 1453344433542.

The previous prime is 1453344433501. The next prime is 1453344433553. The reversal of 1453344433543 is 3453344433541.

It is a happy number.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-1453344433543 is a prime.

It is a super-2 number, since 2×1453344433543² (a number of 25 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 1453344433493 and 1453344433502.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (1453344433553) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 726672216771 + 726672216772.

It is an arithmetic number, because the mean of its divisors is an integer number (726672216772).

Almost surely, 2^{1453344433543} is an apocalyptic number.

1453344433543 is a deficient number, since it is larger than the sum of its proper divisors (1).

1453344433543 is an equidigital number, since it uses as much as digits as its factorization.

1453344433543 is an evil number, because the sum of its binary digits is even.

The product of its digits is 6220800, while the sum is 46.

The spelling of 1453344433543 in words is "one trillion, four hundred fifty-three billion, three hundred forty-four million, four hundred thirty-three thousand, five hundred forty-three".