132861191 has 8 divisors (see below), whose sum is σ = 137862480. Its totient is φ = 127934208.

The previous prime is 132861187. The next prime is 132861193. The reversal of 132861191 is 191168231.

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 132861191 - 2² = 132861187 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 (132861193) 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, 14921 + ... + 22098.

It is an arithmetic number, because the mean of its divisors is an integer number (17232810).

Almost surely, 2^132861191 is an apocalyptic number.

132861191 is a deficient number, since it is larger than the sum of its proper divisors (5001289).

132861191 is an equidigital number, since it uses as much as digits as its factorization.

132861191 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 37153.

The product of its digits is 2592, while the sum is 32.

The square root of 132861191 is about 11526.5428902165. The cubic root of 132861191 is about 510.2692298845.

The spelling of 132861191 in words is "one hundred thirty-two million, eight hundred sixty-one thousand, one hundred ninety-one".