135888441 has 8 divisors (see below), whose sum is σ = 195121920. Its totient is φ = 83623632.

The previous prime is 135888427. The next prime is 135888443. The reversal of 135888441 is 144888531.

135888441 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

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

It is not a de Polignac number, because 135888441 - 2⁶ = 135888377 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 135888393 and 135888402.

It is not an unprimeable number, because it can be changed into a prime (135888443) 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, 1742121 + ... + 1742198.

It is an arithmetic number, because the mean of its divisors is an integer number (24390240).

Almost surely, 2^135888441 is an apocalyptic number.

It is an amenable number.

135888441 is a deficient number, since it is larger than the sum of its proper divisors (59233479).

135888441 is a wasteful number, since it uses less digits than its factorization.

135888441 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3484335.

The product of its digits is 122880, while the sum is 42.

The square root of 135888441 is about 11657.1197557544. The cubic root of 135888441 is about 514.1156671161.

The spelling of 135888441 in words is "one hundred thirty-five million, eight hundred eighty-eight thousand, four hundred forty-one".