532132421 has 2 divisors, whose sum is σ = 532132422. Its totient is φ = 532132420.

The previous prime is 532132379. The next prime is 532132429. The reversal of 532132421 is 124231235.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 531302500 + 829921 = 23050^2 + 911^2 .

It is a cyclic number.

It is not a de Polignac number, because 532132421 - 2⁶ = 532132357 is a prime.

It is a Chen prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (532132429) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 266066210 + 266066211.

It is an arithmetic number, because the mean of its divisors is an integer number (266066211).

Almost surely, 2^532132421 is an apocalyptic number.

It is an amenable number.

532132421 is a deficient number, since it is larger than the sum of its proper divisors (1).

532132421 is an equidigital number, since it uses as much as digits as its factorization.

532132421 is an evil number, because the sum of its binary digits is even.

The product of its digits is 1440, while the sum is 23.

The square root of 532132421 is about 23067.9955999649. The cubic root of 532132421 is about 810.3511260292.

Adding to 532132421 its reverse (124231235), we get a palindrome (656363656).

The spelling of 532132421 in words is "five hundred thirty-two million, one hundred thirty-two thousand, four hundred twenty-one".