132023661 has 16 divisors (see below), whose sum is σ = 219468288. Its totient is φ = 68583600.

The previous prime is 132023641. The next prime is 132023669. The reversal of 132023661 is 166320231.

It is a happy number.

It is not a de Polignac number, because 132023661 - 2⁵ = 132023629 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (132023669) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 285535 + ... + 285996.

It is an arithmetic number, because the mean of its divisors is an integer number (13716768).

Almost surely, 2^132023661 is an apocalyptic number.

132023661 is a gapful number since it is divisible by the number (11) formed by its first and last digit.

It is an amenable number.

132023661 is a deficient number, since it is larger than the sum of its proper divisors (87444627).

132023661 is a wasteful number, since it uses less digits than its factorization.

132023661 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 571552.

The product of its (nonzero) digits is 1296, while the sum is 24.

The square root of 132023661 is about 11490.1549597906. The cubic root of 132023661 is about 509.1947577175.

Adding to 132023661 its reverse (166320231), we get a palindrome (298343892).

The spelling of 132023661 in words is "one hundred thirty-two million, twenty-three thousand, six hundred sixty-one".