132540101 has 4 divisors (see below), whose sum is σ = 132667500. Its totient is φ = 132412704.

The previous prime is 132540071. The next prime is 132540103. The reversal of 132540101 is 101045231.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 127012900 + 5527201 = 11270^2 + 2351^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-132540101 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 132540101.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (132540103) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 62126 + ... + 64223.

It is an arithmetic number, because the mean of its divisors is an integer number (33166875).

Almost surely, 2^132540101 is an apocalyptic number.

It is an amenable number.

132540101 is a deficient number, since it is larger than the sum of its proper divisors (127399).

132540101 is a wasteful number, since it uses less digits than its factorization.

132540101 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 127398.

The product of its (nonzero) digits is 120, while the sum is 17.

The square root of 132540101 is about 11512.6061775777. The cubic root of 132540101 is about 509.8578368333.

Adding to 132540101 its reverse (101045231), we get a palindrome (233585332).

The spelling of 132540101 in words is "one hundred thirty-two million, five hundred forty thousand, one hundred one".