68535153 has 10 divisors (see below), whose sum is σ = 102379794. Its totient is φ = 45690048.

The previous prime is 68535151. The next prime is 68535157. The reversal of 68535153 is 35153586.

It can be written as a sum of positive squares in only one way, i.e., 67519089 + 1016064 = 8217^2 + 1008^2 .

It is not a de Polignac number, because 68535153 - 2¹ = 68535151 is a prime.

It is not an unprimeable number, because it can be changed into a prime (68535151) by changing a digit.

It is a polite number, since it can be written in 9 ways as a sum of consecutive naturals, for example, 422976 + ... + 423137.

Almost surely, 2^68535153 is an apocalyptic number.

It is an amenable number.

68535153 is a deficient number, since it is larger than the sum of its proper divisors (33844641).

68535153 is an equidigital number, since it uses as much as digits as its factorization.

68535153 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 846125 (or 846116 counting only the distinct ones).

The product of its digits is 54000, while the sum is 36.

The square root of 68535153 is about 8278.5960766304. The cubic root of 68535153 is about 409.2334537196.

The spelling of 68535153 in words is "sixty-eight million, five hundred thirty-five thousand, one hundred fifty-three".