135543317 has 16 divisors (see below), whose sum is σ = 167301120. Its totient is φ = 106935552.

The previous prime is 135543311. The next prime is 135543337. The reversal of 135543317 is 713345531.

It is a cyclic number.

It is not a de Polignac number, because 135543317 - 2²⁴ = 118766101 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (135543311) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 32909 + ... + 36797.

It is an arithmetic number, because the mean of its divisors is an integer number (10456320).

Almost surely, 2^135543317 is an apocalyptic number.

It is an amenable number.

135543317 is a deficient number, since it is larger than the sum of its proper divisors (31757803).

135543317 is a wasteful number, since it uses less digits than its factorization.

135543317 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4292.

The product of its digits is 18900, while the sum is 32.

The square root of 135543317 is about 11642.3072026124. The cubic root of 135543317 is about 513.6800546891.

Adding to 135543317 its reverse (713345531), we get a palindrome (848888848).

It can be divided in two parts, 13 and 5543317, that multiplied together give a square (72063121 = 8489²).

The spelling of 135543317 in words is "one hundred thirty-five million, five hundred forty-three thousand, three hundred seventeen".