135884673 has 6 divisors (see below), whose sum is σ = 196277874. Its totient is φ = 90589776.

The previous prime is 135884663. The next prime is 135884711. The reversal of 135884673 is 376488531.

135884673 is a `hidden beast` number, since 1 + 3 + 588 + 4 + 67 + 3 = 666.

It can be written as a sum of positive squares in only one way, i.e., 84217329 + 51667344 = 9177^2 + 7188^2 .

It is not a de Polignac number, because 135884673 - 2²⁶ = 68775809 is a prime.

It is not an unprimeable number, because it can be changed into a prime (135884663) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 7549140 + ... + 7549157.

It is an arithmetic number, because the mean of its divisors is an integer number (32712979).

Almost surely, 2^135884673 is an apocalyptic number.

It is an amenable number.

135884673 is a deficient number, since it is larger than the sum of its proper divisors (60393201).

135884673 is a wasteful number, since it uses less digits than its factorization.

135884673 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 15098303 (or 15098300 counting only the distinct ones).

The product of its digits is 483840, while the sum is 45.

The square root of 135884673 is about 11656.9581366667. The cubic root of 135884673 is about 514.1109151649.

The spelling of 135884673 in words is "one hundred thirty-five million, eight hundred eighty-four thousand, six hundred seventy-three".