43454133353 has 2 divisors, whose sum is σ = 43454133354. Its totient is φ = 43454133352.

The previous prime is 43454133209. The next prime is 43454133379. The reversal of 43454133353 is 35333145434.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 22720437289 + 20733696064 = 150733^2 + 143992^2 .

It is a cyclic number.

It is not a de Polignac number, because 43454133353 - 2¹⁴ = 43454116969 is a prime.

It is not a weakly prime, because it can be changed into another prime (43454133553) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 21727066676 + 21727066677.

It is an arithmetic number, because the mean of its divisors is an integer number (21727066677).

Almost surely, 2^43454133353 is an apocalyptic number.

It is an amenable number.

43454133353 is a deficient number, since it is larger than the sum of its proper divisors (1).

43454133353 is an equidigital number, since it uses as much as digits as its factorization.

43454133353 is an evil number, because the sum of its binary digits is even.

The product of its digits is 388800, while the sum is 38.

Adding to 43454133353 its reverse (35333145434), we get a palindrome (78787278787).

The spelling of 43454133353 in words is "forty-three billion, four hundred fifty-four million, one hundred thirty-three thousand, three hundred fifty-three".