132844399 has 4 divisors (see below), whose sum is σ = 133269136. Its totient is φ = 132419664.

The previous prime is 132844381. The next prime is 132844403. The reversal of 132844399 is 993448231.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 993448231 = 19 ⋅52286749.

It is a cyclic number.

It is not a de Polignac number, because 132844399 - 2⁵ = 132844367 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 (132844499) 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, 211899 + ... + 212524.

It is an arithmetic number, because the mean of its divisors is an integer number (33317284).

Almost surely, 2^132844399 is an apocalyptic number.

132844399 is a deficient number, since it is larger than the sum of its proper divisors (424737).

132844399 is an equidigital number, since it uses as much as digits as its factorization.

132844399 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 424736.

The product of its digits is 186624, while the sum is 43.

The square root of 132844399 is about 11525.8144614600. The cubic root of 132844399 is about 510.2477317533.

The spelling of 132844399 in words is "one hundred thirty-two million, eight hundred forty-four thousand, three hundred ninety-nine".