132061691 has 4 divisors (see below), whose sum is σ = 132162984. Its totient is φ = 131960400.

The previous prime is 132061673. The next prime is 132061711. The reversal of 132061691 is 196160231.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 196160231 = 163 ⋅1203437.

It is a cyclic number.

It is not a de Polignac number, because 132061691 - 2²⁶ = 64952827 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (132061091) 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, 48665 + ... + 51306.

It is an arithmetic number, because the mean of its divisors is an integer number (33040746).

Almost surely, 2^132061691 is an apocalyptic number.

132061691 is a deficient number, since it is larger than the sum of its proper divisors (101293).

132061691 is an equidigital number, since it uses as much as digits as its factorization.

132061691 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 101292.

The product of its (nonzero) digits is 1944, while the sum is 29.

The square root of 132061691 is about 11491.8097356335. The cubic root of 132061691 is about 509.2436449584.

The spelling of 132061691 in words is "one hundred thirty-two million, sixty-one thousand, six hundred ninety-one".