132011897 has 4 divisors (see below), whose sum is σ = 132102516. Its totient is φ = 131921280.

The previous prime is 132011863. The next prime is 132011899. The reversal of 132011897 is 798110231.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 94789696 + 37222201 = 9736^2 + 6101^2 .

It is a cyclic number.

It is not a de Polignac number, because 132011897 - 2¹⁰ = 132010873 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (132011899) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 43088 + ... + 46049.

It is an arithmetic number, because the mean of its divisors is an integer number (33025629).

Almost surely, 2^132011897 is an apocalyptic number.

It is an amenable number.

132011897 is a deficient number, since it is larger than the sum of its proper divisors (90619).

132011897 is an equidigital number, since it uses as much as digits as its factorization.

132011897 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 90618.

The product of its (nonzero) digits is 3024, while the sum is 32.

The square root of 132011897 is about 11489.6430318788. The cubic root of 132011897 is about 509.1796332946.

The spelling of 132011897 in words is "one hundred thirty-two million, eleven thousand, eight hundred ninety-seven".