132511761 has 16 divisors (see below), whose sum is σ = 197070720. Its totient is φ = 88000560.

The previous prime is 132511747. The next prime is 132511777. The reversal of 132511761 is 167115231.

It is not a de Polignac number, because 132511761 - 2¹⁵ = 132478993 is a prime.

It is a super-2 number, since 2×132511761² = 35118733606642242, which contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (27).

It is not an unprimeable number, because it can be changed into a prime (132511721) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 2230 + ... + 16431.

It is an arithmetic number, because the mean of its divisors is an integer number (12316920).

Almost surely, 2^132511761 is an apocalyptic number.

It is an amenable number.

132511761 is a deficient number, since it is larger than the sum of its proper divisors (64558959).

132511761 is a wasteful number, since it uses less digits than its factorization.

132511761 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 18933 (or 18927 counting only the distinct ones).

The product of its digits is 1260, while the sum is 27.

The square root of 132511761 is about 11511.3752870802. The cubic root of 132511761 is about 509.8214946220.

Adding to 132511761 its reverse (167115231), we get a palindrome (299626992).

The spelling of 132511761 in words is "one hundred thirty-two million, five hundred eleven thousand, seven hundred sixty-one".