132543765 has 12 divisors (see below), whose sum is σ = 229742604. Its totient is φ = 70689984.

The previous prime is 132543757. The next prime is 132543769. The reversal of 132543765 is 567345231.

It can be written as a sum of positive squares in 2 ways, for example, as 83010321 + 49533444 = 9111^2 + 7038^2 .

It is not a de Polignac number, because 132543765 - 2³ = 132543757 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (132543769) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 1472664 + ... + 1472753.

It is an arithmetic number, because the mean of its divisors is an integer number (19145217).

Almost surely, 2^132543765 is an apocalyptic number.

132543765 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

It is an amenable number.

132543765 is a deficient number, since it is larger than the sum of its proper divisors (97198839).

132543765 is a wasteful number, since it uses less digits than its factorization.

132543765 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2945428 (or 2945425 counting only the distinct ones).

The product of its digits is 75600, while the sum is 36.

The square root of 132543765 is about 11512.7653063893. The cubic root of 132543765 is about 509.8625350388.

Adding to 132543765 its reverse (567345231), we get a palindrome (699888996).

The spelling of 132543765 in words is "one hundred thirty-two million, five hundred forty-three thousand, seven hundred sixty-five".