11451455646343 has 2 divisors, whose sum is σ = 11451455646344. Its totient is φ = 11451455646342.

The previous prime is 11451455646227. The next prime is 11451455646377. The reversal of 11451455646343 is 34364655415411.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 11451455646343 - 2³³ = 11442865711751 is a prime.

It is a super-2 number, since 2×11451455646343² (a number of 27 digits) contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (11451465646343) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5725727823171 + 5725727823172.

It is an arithmetic number, because the mean of its divisors is an integer number (5725727823172).

Almost surely, 2^{11451455646343} is an apocalyptic number.

11451455646343 is a deficient number, since it is larger than the sum of its proper divisors (1).

11451455646343 is an equidigital number, since it uses as much as digits as its factorization.

11451455646343 is an evil number, because the sum of its binary digits is even.

The product of its digits is 10368000, while the sum is 52.

The spelling of 11451455646343 in words is "eleven trillion, four hundred fifty-one billion, four hundred fifty-five million, six hundred forty-six thousand, three hundred forty-three".