135475201 has 2 divisors, whose sum is σ = 135475202. Its totient is φ = 135475200.

The previous prime is 135475199. The next prime is 135475229. The reversal of 135475201 is 102574531.

It is a happy number.

It is an a-pointer prime, because the next prime (135475229) can be obtained adding 135475201 to its sum of digits (28).

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 76108176 + 59367025 = 8724^2 + 7705^2 .

It is a cyclic number.

It is not a de Polignac number, because 135475201 - 2¹ = 135475199 is a prime.

Together with 135475199, it forms a pair of twin primes.

It is a self number, because there is not a number n which added to its sum of digits gives 135475201.

It is not a weakly prime, because it can be changed into another prime (135475271) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (7) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 67737600 + 67737601.

It is an arithmetic number, because the mean of its divisors is an integer number (67737601).

Almost surely, 2^135475201 is an apocalyptic number.

It is an amenable number.

135475201 is a deficient number, since it is larger than the sum of its proper divisors (1).

135475201 is an equidigital number, since it uses as much as digits as its factorization.

135475201 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 4200, while the sum is 28.

The square root of 135475201 is about 11639.3814698205. The cubic root of 135475201 is about 513.5939919349.

The spelling of 135475201 in words is "one hundred thirty-five million, four hundred seventy-five thousand, two hundred one".