135005697 has 40 divisors (see below), whose sum is σ = 213753760. Its totient is φ = 85266756.

The previous prime is 135005683. The next prime is 135005723. The reversal of 135005697 is 796500531.

It is a happy number.

The cubic root of 135005697 is 513.

It is a perfect power (a cube), and thus also a powerful number.

135005697 is a `hidden beast` number, since 13 + 500 + 56 + 97 = 666.

135005697 is nontrivially palindromic in base 8.

It is not a de Polignac number, because 135005697 - 2¹⁴ = 134989313 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (135005597) by changing a digit.

It is a polite number, since it can be written in 39 ways as a sum of consecutive naturals, for example, 7105554 + ... + 7105572.

It is an arithmetic number, because the mean of its divisors is an integer number (5343844).

Almost surely, 2^135005697 is an apocalyptic number.

It is an amenable number.

135005697 is a deficient number, since it is larger than the sum of its proper divisors (78748063).

135005697 is an frugal number, since it uses more digits than its factorization.

135005697 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 84 (or 22 counting only the distinct ones).

The product of its (nonzero) digits is 28350, while the sum is 36.

The square root of 135005697 is about 11619.1951958817.

The spelling of 135005697 in words is "one hundred thirty-five million, five thousand, six hundred ninety-seven".