135372017 has 32 divisors (see below), whose sum is σ = 161274240. Its totient is φ = 113256000.

The previous prime is 135371983. The next prime is 135372059. The reversal of 135372017 is 710273531.

It is not a de Polignac number, because 135372017 - 2¹⁰ = 135370993 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (135372067) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 1340267 + ... + 1340367.

It is an arithmetic number, because the mean of its divisors is an integer number (5039820).

Almost surely, 2^135372017 is an apocalyptic number.

It is an amenable number.

135372017 is a deficient number, since it is larger than the sum of its proper divisors (25902223).

135372017 is a wasteful number, since it uses less digits than its factorization.

135372017 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 206 (or 184 counting only the distinct ones).

The product of its (nonzero) digits is 4410, while the sum is 29.

The square root of 135372017 is about 11634.9480875507. The cubic root of 135372017 is about 513.4635667301.

The spelling of 135372017 in words is "one hundred thirty-five million, three hundred seventy-two thousand, seventeen".