135532037 has 2 divisors, whose sum is σ = 135532038. Its totient is φ = 135532036.

The previous prime is 135532009. The next prime is 135532043. The reversal of 135532037 is 730235531.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 106523041 + 29008996 = 10321^2 + 5386^2 .

It is a cyclic number.

It is not a de Polignac number, because 135532037 - 2¹² = 135527941 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 (135532097) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 67766018 + 67766019.

It is an arithmetic number, because the mean of its divisors is an integer number (67766019).

Almost surely, 2^135532037 is an apocalyptic number.

It is an amenable number.

135532037 is a deficient number, since it is larger than the sum of its proper divisors (1).

135532037 is an equidigital number, since it uses as much as digits as its factorization.

135532037 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 9450, while the sum is 29.

The square root of 135532037 is about 11641.8227524731. The cubic root of 135532037 is about 513.6658047015.

Adding to 135532037 its reverse (730235531), we get a palindrome (865767568).

The spelling of 135532037 in words is "one hundred thirty-five million, five hundred thirty-two thousand, thirty-seven".