135801357 has 8 divisors (see below), whose sum is σ = 181488384. Its totient is φ = 90324288.

The previous prime is 135801349. The next prime is 135801371. The reversal of 135801357 is 753108531.

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

It is not a de Polignac number, because 135801357 - 2³ = 135801349 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (135801557) 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, 50973 + ... + 53570.

It is an arithmetic number, because the mean of its divisors is an integer number (22686048).

Almost surely, 2^135801357 is an apocalyptic number.

It is an amenable number.

135801357 is a deficient number, since it is larger than the sum of its proper divisors (45687027).

135801357 is a wasteful number, since it uses less digits than its factorization.

135801357 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 104979.

The product of its (nonzero) digits is 12600, while the sum is 33.

The square root of 135801357 is about 11653.3839291426. The cubic root of 135801357 is about 514.0058201080.

Adding to 135801357 its reverse (753108531), we get a palindrome (888909888).

The spelling of 135801357 in words is "one hundred thirty-five million, eight hundred one thousand, three hundred fifty-seven".