135602247 has 16 divisors (see below), whose sum is σ = 197435520. Its totient is φ = 82101600.

The previous prime is 135602209. The next prime is 135602267. The reversal of 135602247 is 742206531.

It is not a de Polignac number, because 135602247 - 2¹⁸ = 135340103 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (135602267) 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, 58629 + ... + 60897.

It is an arithmetic number, because the mean of its divisors is an integer number (12339720).

Almost surely, 2^135602247 is an apocalyptic number.

135602247 is a deficient number, since it is larger than the sum of its proper divisors (61833273).

135602247 is a wasteful number, since it uses less digits than its factorization.

135602247 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4094.

The product of its (nonzero) digits is 10080, while the sum is 30.

The square root of 135602247 is about 11644.8377833270. The cubic root of 135602247 is about 513.7544879167.

Adding to 135602247 its reverse (742206531), we get a palindrome (877808778).

The spelling of 135602247 in words is "one hundred thirty-five million, six hundred two thousand, two hundred forty-seven".