135651201 has 8 divisors (see below), whose sum is σ = 206706624. Its totient is φ = 77514960.

The previous prime is 135651199. The next prime is 135651227. The reversal of 135651201 is 102156531.

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

It is not a de Polignac number, because 135651201 - 2¹ = 135651199 is a prime.

It is not an unprimeable number, because it can be changed into a prime (135651281) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 3229770 + ... + 3229811.

It is an arithmetic number, because the mean of its divisors is an integer number (25838328).

Almost surely, 2^135651201 is an apocalyptic number.

It is an amenable number.

135651201 is a deficient number, since it is larger than the sum of its proper divisors (71055423).

135651201 is an equidigital number, since it uses as much as digits as its factorization.

135651201 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6459591.

The product of its (nonzero) digits is 900, while the sum is 24.

The square root of 135651201 is about 11646.9395550934. The cubic root of 135651201 is about 513.8163042751.

The spelling of 135651201 in words is "one hundred thirty-five million, six hundred fifty-one thousand, two hundred one".