135537307 has 2 divisors, whose sum is σ = 135537308. Its totient is φ = 135537306.

The previous prime is 135537289. The next prime is 135537319. The reversal of 135537307 is 703735531.

It is a happy number.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 135537307 - 2¹¹ = 135535259 is a prime.

It is not a weakly prime, because it can be changed into another prime (135537407) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 67768653 + 67768654.

It is an arithmetic number, because the mean of its divisors is an integer number (67768654).

Almost surely, 2^135537307 is an apocalyptic number.

135537307 is a deficient number, since it is larger than the sum of its proper divisors (1).

135537307 is an equidigital number, since it uses as much as digits as its factorization.

135537307 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 33075, while the sum is 34.

The square root of 135537307 is about 11642.0490894000. The cubic root of 135537307 is about 513.6724623739.

The spelling of 135537307 in words is "one hundred thirty-five million, five hundred thirty-seven thousand, three hundred seven".