132633421 has 2 divisors, whose sum is σ = 132633422. Its totient is φ = 132633420.

The previous prime is 132633377. The next prime is 132633461. The reversal of 132633421 is 124336231.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 129709321 + 2924100 = 11389^2 + 1710^2 .

It is a cyclic number.

It is not a de Polignac number, because 132633421 - 2¹⁵ = 132600653 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (132633461) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 66316710 + 66316711.

It is an arithmetic number, because the mean of its divisors is an integer number (66316711).

Almost surely, 2^132633421 is an apocalyptic number.

It is an amenable number.

132633421 is a deficient number, since it is larger than the sum of its proper divisors (1).

132633421 is an equidigital number, since it uses as much as digits as its factorization.

132633421 is an evil number, because the sum of its binary digits is even.

The product of its digits is 2592, while the sum is 25.

The square root of 132633421 is about 11516.6584129252. The cubic root of 132633421 is about 509.9774704901.

Adding to 132633421 its reverse (124336231), we get a palindrome (256969652).

The spelling of 132633421 in words is "one hundred thirty-two million, six hundred thirty-three thousand, four hundred twenty-one".