132421244413 has 4 divisors (see below), whose sum is σ = 132448831228. Its totient is φ = 132393657600.

The previous prime is 132421244399. The next prime is 132421244503. The reversal of 132421244413 is 314442124231.

It is a happy number.

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 97660625049 + 34760619364 = 312507^2 + 186442^2 .

It is a cyclic number.

It is not a de Polignac number, because 132421244413 - 2²⁵ = 132387689981 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 (132421244213) 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, 13786206 + ... + 13795807.

It is an arithmetic number, because the mean of its divisors is an integer number (33112207807).

Almost surely, 2^132421244413 is an apocalyptic number.

It is an amenable number.

132421244413 is a deficient number, since it is larger than the sum of its proper divisors (27586815).

132421244413 is an equidigital number, since it uses as much as digits as its factorization.

132421244413 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 27586814.

The product of its digits is 18432, while the sum is 31.

Adding to 132421244413 its reverse (314442124231), we get a palindrome (446863368644).

The spelling of 132421244413 in words is "one hundred thirty-two billion, four hundred twenty-one million, two hundred forty-four thousand, four hundred thirteen".