132693945 has 8 divisors (see below), whose sum is σ = 212310336. Its totient is φ = 70770096.

The previous prime is 132693943. The next prime is 132693989. The reversal of 132693945 is 549396231.

It is a happy number.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 132693945 - 2¹ = 132693943 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 132693897 and 132693906.

It is not an unprimeable number, because it can be changed into a prime (132693943) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 4423117 + ... + 4423146.

It is an arithmetic number, because the mean of its divisors is an integer number (26538792).

Almost surely, 2^132693945 is an apocalyptic number.

132693945 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

It is an amenable number.

132693945 is a deficient number, since it is larger than the sum of its proper divisors (79616391).

132693945 is an equidigital number, since it uses as much as digits as its factorization.

132693945 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 8846271.

The product of its digits is 174960, while the sum is 42.

The square root of 132693945 is about 11519.2857851518. The cubic root of 132693945 is about 510.0550305862.

The spelling of 132693945 in words is "one hundred thirty-two million, six hundred ninety-three thousand, nine hundred forty-five".