43132053493 has 2 divisors, whose sum is σ = 43132053494. Its totient is φ = 43132053492.

The previous prime is 43132053491. The next prime is 43132053511. The reversal of 43132053493 is 39435023134.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 42972460804 + 159592689 = 207298^2 + 12633^2 .

It is a cyclic number.

It is not a de Polignac number, because 43132053493 - 2¹ = 43132053491 is a prime.

Together with 43132053491, it forms a pair of twin primes.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (43132053491) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 21566026746 + 21566026747.

It is an arithmetic number, because the mean of its divisors is an integer number (21566026747).

Almost surely, 2^43132053493 is an apocalyptic number.

It is an amenable number.

43132053493 is a deficient number, since it is larger than the sum of its proper divisors (1).

43132053493 is an equidigital number, since it uses as much as digits as its factorization.

43132053493 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 116640, while the sum is 37.

The spelling of 43132053493 in words is "forty-three billion, one hundred thirty-two million, fifty-three thousand, four hundred ninety-three".