43152134453 has 4 divisors (see below), whose sum is σ = 43171121388. Its totient is φ = 43133147520.

The previous prime is 43152134437. The next prime is 43152134461. The reversal of 43152134453 is 35443125134.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 19281266449 + 23870868004 = 138857^2 + 154502^2 .

It is a cyclic number.

It is not a de Polignac number, because 43152134453 - 2⁴ = 43152134437 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (43152134413) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 9490058 + ... + 9494603.

It is an arithmetic number, because the mean of its divisors is an integer number (10792780347).

Almost surely, 2^43152134453 is an apocalyptic number.

It is an amenable number.

43152134453 is a deficient number, since it is larger than the sum of its proper divisors (18986935).

43152134453 is a wasteful number, since it uses less digits than its factorization.

43152134453 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 18986934.

The product of its digits is 86400, while the sum is 35.

Adding to 43152134453 its reverse (35443125134), we get a palindrome (78595259587).

The spelling of 43152134453 in words is "forty-three billion, one hundred fifty-two million, one hundred thirty-four thousand, four hundred fifty-three".