135388037 has 8 divisors (see below), whose sum is σ = 143315040. Its totient is φ = 127678320.

The previous prime is 135388031. The next prime is 135388073. The reversal of 135388037 is 730883531.

It is a happy number.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-135388037 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (135388031) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 53039 + ... + 55532.

It is an arithmetic number, because the mean of its divisors is an integer number (17914380).

Almost surely, 2^135388037 is an apocalyptic number.

It is an amenable number.

135388037 is a deficient number, since it is larger than the sum of its proper divisors (7927003).

135388037 is a wasteful number, since it uses less digits than its factorization.

135388037 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 108643.

The product of its (nonzero) digits is 60480, while the sum is 38.

The square root of 135388037 is about 11635.6365103075. The cubic root of 135388037 is about 513.4838204528.

The spelling of 135388037 in words is "one hundred thirty-five million, three hundred eighty-eight thousand, thirty-seven".