132339661 has 4 divisors (see below), whose sum is σ = 132831900. Its totient is φ = 131847424.

The previous prime is 132339659. The next prime is 132339667. The reversal of 132339661 is 166933231.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 166933231 = 383 ⋅435857.

It can be written as a sum of positive squares in 2 ways, for example, as 29702500 + 102637161 = 5450^2 + 10131^2 .

It is a cyclic number.

It is not a de Polignac number, because 132339661 - 2¹ = 132339659 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (132339667) 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, 245716 + ... + 246253.

It is an arithmetic number, because the mean of its divisors is an integer number (33207975).

Almost surely, 2^132339661 is an apocalyptic number.

It is an amenable number.

132339661 is a deficient number, since it is larger than the sum of its proper divisors (492239).

132339661 is an equidigital number, since it uses as much as digits as its factorization.

132339661 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 492238.

The product of its digits is 17496, while the sum is 34.

The square root of 132339661 is about 11503.8976438423. The cubic root of 132339661 is about 509.6006883320.

The spelling of 132339661 in words is "one hundred thirty-two million, three hundred thirty-nine thousand, six hundred sixty-one".