132302237 has 2 divisors, whose sum is σ = 132302238. Its totient is φ = 132302236.

The previous prime is 132302221. The next prime is 132302239. The reversal of 132302237 is 732203231.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 85119076 + 47183161 = 9226^2 + 6869^2 .

It is a cyclic number.

It is not a de Polignac number, because 132302237 - 2⁴ = 132302221 is a prime.

Together with 132302239, it forms a pair of twin primes.

It is a Chen prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (132302239) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 66151118 + 66151119.

It is an arithmetic number, because the mean of its divisors is an integer number (66151119).

Almost surely, 2^132302237 is an apocalyptic number.

It is an amenable number.

132302237 is a deficient number, since it is larger than the sum of its proper divisors (1).

132302237 is an equidigital number, since it uses as much as digits as its factorization.

132302237 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 1512, while the sum is 23.

The square root of 132302237 is about 11502.2709496864. The cubic root of 132302237 is about 509.5526475708.

Adding to 132302237 its reverse (732203231), we get a palindrome (864505468).

The spelling of 132302237 in words is "one hundred thirty-two million, three hundred two thousand, two hundred thirty-seven".