132233561 has 2 divisors, whose sum is σ = 132233562. Its totient is φ = 132233560.

The previous prime is 132233551. The next prime is 132233603. The reversal of 132233561 is 165332231.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 99102025 + 33131536 = 9955^2 + 5756^2 .

It is an emirp because it is prime and its reverse (165332231) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 132233561 - 2¹⁸ = 131971417 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 132233561.

It is not a weakly prime, because it can be changed into another prime (132233501) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 66116780 + 66116781.

It is an arithmetic number, because the mean of its divisors is an integer number (66116781).

Almost surely, 2^132233561 is an apocalyptic number.

It is an amenable number.

132233561 is a deficient number, since it is larger than the sum of its proper divisors (1).

132233561 is an equidigital number, since it uses as much as digits as its factorization.

132233561 is an evil number, because the sum of its binary digits is even.

The product of its digits is 3240, while the sum is 26.

The square root of 132233561 is about 11499.2852386572. The cubic root of 132233561 is about 509.4644654027.

Adding to 132233561 its reverse (165332231), we get a palindrome (297565792).

The spelling of 132233561 in words is "one hundred thirty-two million, two hundred thirty-three thousand, five hundred sixty-one".