132723999 has 12 divisors (see below), whose sum is σ = 193611912. Its totient is φ = 87606000.

The previous prime is 132723991. The next prime is 132724003. The reversal of 132723999 is 999327231.

It is a happy number.

132723999 is a `hidden beast` number, since 1 + 327 + 239 + 99 = 666.

It is not a de Polignac number, because 132723999 - 2³ = 132723991 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (132723991) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 72097 + ... + 73914.

It is an arithmetic number, because the mean of its divisors is an integer number (16134326).

Almost surely, 2^132723999 is an apocalyptic number.

132723999 is a deficient number, since it is larger than the sum of its proper divisors (60887913).

132723999 is a wasteful number, since it uses less digits than its factorization.

132723999 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 146118 (or 146115 counting only the distinct ones).

The product of its digits is 183708, while the sum is 45.

The square root of 132723999 is about 11520.5902192553. The cubic root of 132723999 is about 510.0935353241.

It can be divided in two parts, 13272 and 3999, that added together give a palindrome (17271).

The spelling of 132723999 in words is "one hundred thirty-two million, seven hundred twenty-three thousand, nine hundred ninety-nine".