132640651 has 8 divisors (see below), whose sum is σ = 155829744. Its totient is φ = 111306720.

The previous prime is 132640639. The next prime is 132640667. The reversal of 132640651 is 156046231.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 132640651 - 2¹⁷ = 132509579 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (132640951) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 463636 + ... + 463921.

It is an arithmetic number, because the mean of its divisors is an integer number (19478718).

Almost surely, 2^132640651 is an apocalyptic number.

132640651 is a gapful number since it is divisible by the number (11) formed by its first and last digit.

132640651 is a deficient number, since it is larger than the sum of its proper divisors (23189093).

132640651 is a wasteful number, since it uses less digits than its factorization.

132640651 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 927581.

The product of its (nonzero) digits is 4320, while the sum is 28.

The square root of 132640651 is about 11516.9723017814. The cubic root of 132640651 is about 509.9867368075.

Adding to 132640651 its reverse (156046231), we get a palindrome (288686882).

The spelling of 132640651 in words is "one hundred thirty-two million, six hundred forty thousand, six hundred fifty-one".