43124552012453 has 4 divisors (see below), whose sum is σ = 44290080445260. Its totient is φ = 41959023579648.

The previous prime is 43124552012449. The next prime is 43124552012473. The reversal of 43124552012453 is 35421025542134.

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 18550740001249 + 24573812011204 = 4307057^2 + 4957198^2 .

It is a cyclic number.

It is not a de Polignac number, because 43124552012453 - 2² = 43124552012449 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 43124552012453.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (43124552012473) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 582764216348 + ... + 582764216421.

It is an arithmetic number, because the mean of its divisors is an integer number (11072520111315).

Almost surely, 2^{43124552012453} is an apocalyptic number.

It is an amenable number.

43124552012453 is a deficient number, since it is larger than the sum of its proper divisors (1165528432807).

43124552012453 is a wasteful number, since it uses less digits than its factorization.

43124552012453 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1165528432806.

The product of its (nonzero) digits is 576000, while the sum is 41.

Adding to 43124552012453 its reverse (35421025542134), we get a palindrome (78545577554587).

The spelling of 43124552012453 in words is "forty-three trillion, one hundred twenty-four billion, five hundred fifty-two million, twelve thousand, four hundred fifty-three".