132401111 has 4 divisors (see below), whose sum is σ = 132654792. Its totient is φ = 132147432.

The previous prime is 132401089. The next prime is 132401123. The reversal of 132401111 is 111104231.

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

It is a cyclic number.

It is not a de Polignac number, because 132401111 - 2¹⁸ = 132138967 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 (132401141) 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 3 ways as a sum of consecutive naturals, for example, 126056 + ... + 127101.

It is an arithmetic number, because the mean of its divisors is an integer number (33163698).

Almost surely, 2^132401111 is an apocalyptic number.

132401111 is a deficient number, since it is larger than the sum of its proper divisors (253681).

132401111 is an equidigital number, since it uses as much as digits as its factorization.

132401111 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 253680.

The product of its (nonzero) digits is 24, while the sum is 14.

The square root of 132401111 is about 11506.5681677901. The cubic root of 132401111 is about 509.6795513537.

Adding to 132401111 its reverse (111104231), we get a palindrome (243505342).

The spelling of 132401111 in words is "one hundred thirty-two million, four hundred one thousand, one hundred eleven".