132745843 has 4 divisors (see below), whose sum is σ = 140554440. Its totient is φ = 124937248.

The previous prime is 132745819. The next prime is 132745849. The reversal of 132745843 is 348547231.

It is a happy number.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 348547231 = 307 ⋅1135333.

It is a cyclic number.

It is not a de Polignac number, because 132745843 - 2²¹ = 130648691 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (132745849) 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, 3904273 + ... + 3904306.

It is an arithmetic number, because the mean of its divisors is an integer number (35138610).

Almost surely, 2^132745843 is an apocalyptic number.

132745843 is a deficient number, since it is larger than the sum of its proper divisors (7808597).

132745843 is an equidigital number, since it uses as much as digits as its factorization.

132745843 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7808596.

The product of its digits is 80640, while the sum is 37.

The square root of 132745843 is about 11521.5382219563. The cubic root of 132745843 is about 510.1215178845.

The spelling of 132745843 in words is "one hundred thirty-two million, seven hundred forty-five thousand, eight hundred forty-three".