132569345 has 8 divisors (see below), whose sum is σ = 159380520. Its totient is φ = 105857280.

The previous prime is 132569341. The next prime is 132569351. The reversal of 132569345 is 543965231.

It can be written as a sum of positive squares in 4 ways, for example, as 1329409 + 131239936 = 1153^2 + 11456^2 .

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

It is not a de Polignac number, because 132569345 - 2² = 132569341 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 132569299 and 132569308.

It is not an unprimeable number, because it can be changed into a prime (132569341) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 21800 + ... + 27209.

It is an arithmetic number, because the mean of its divisors is an integer number (19922565).

Almost surely, 2^132569345 is an apocalyptic number.

It is an amenable number.

132569345 is a deficient number, since it is larger than the sum of its proper divisors (26811175).

132569345 is an equidigital number, since it uses as much as digits as its factorization.

132569345 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 49555.

The product of its digits is 97200, while the sum is 38.

The square root of 132569345 is about 11513.8761935327. The cubic root of 132569345 is about 509.8953328716.

The spelling of 132569345 in words is "one hundred thirty-two million, five hundred sixty-nine thousand, three hundred forty-five".