43053531343011 has 12 divisors (see below), whose sum is σ = 71072496185392. Its totient is φ = 24602017910256.

The previous prime is 43053531342971. The next prime is 43053531343019. The reversal of 43053531343011 is 11034313535034.

It is a happy number.

43053531343011 is a `hidden beast` number, since 4 + 3 + 0 + 5 + 35 + 313 + 4 + 301 + 1 = 666.

It is not a de Polignac number, because 43053531343011 - 2⁶ = 43053531342947 is a prime.

It is a super-2 number, since 2×43053531343011² (a number of 28 digits) contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (43053531343019) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 341694693136 + ... + 341694693261.

Almost surely, 2^{43053531343011} is an apocalyptic number.

43053531343011 is a deficient number, since it is larger than the sum of its proper divisors (28018964842381).

43053531343011 is a wasteful number, since it uses less digits than its factorization.

43053531343011 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 683389386410 (or 683389386407 counting only the distinct ones).

The product of its (nonzero) digits is 97200, while the sum is 36.

Adding to 43053531343011 its reverse (11034313535034), we get a palindrome (54087844878045).

The spelling of 43053531343011 in words is "forty-three trillion, fifty-three billion, five hundred thirty-one million, three hundred forty-three thousand, eleven".