132421233 has 16 divisors (see below), whose sum is σ = 202815360. Its totient is φ = 75282816.

The previous prime is 132421207. The next prime is 132421259. The reversal of 132421233 is 332124231.

It is an interprime number because it is at equal distance from previous prime (132421207) and next prime (132421259).

It is not a de Polignac number, because 132421233 - 2¹³ = 132413041 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (21).

It is not an unprimeable number, because it can be changed into a prime (132421283) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 11868 + ... + 20141.

It is an arithmetic number, because the mean of its divisors is an integer number (12675960).

Almost surely, 2^132421233 is an apocalyptic number.

It is an amenable number.

132421233 is a deficient number, since it is larger than the sum of its proper divisors (70394127).

132421233 is a wasteful number, since it uses less digits than its factorization.

132421233 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 32216.

The product of its digits is 864, while the sum is 21.

The square root of 132421233 is about 11507.4425047445. The cubic root of 132421233 is about 509.7053700001.

Adding to 132421233 its reverse (332124231), we get a palindrome (464545464).

The spelling of 132421233 in words is "one hundred thirty-two million, four hundred twenty-one thousand, two hundred thirty-three".