135041201 has 4 divisors (see below), whose sum is σ = 135720000. Its totient is φ = 134362404.

The previous prime is 135041173. The next prime is 135041237. The reversal of 135041201 is 102140531.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4, and also an emirpimes, since its reverse is a distinct semiprime: 102140531 = 199 ⋅513269.

It is a cyclic number.

It is not a de Polignac number, because 135041201 - 2¹⁰ = 135040177 is a prime.

It is a super-2 number, since 2×135041201² = 36472251935044802, which contains 22 as substring.

It is a Duffinian number.

It is a Curzon number.

It is a self number, because there is not a number n which added to its sum of digits gives 135041201.

It is not an unprimeable number, because it can be changed into a prime (135041261) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 339101 + ... + 339498.

It is an arithmetic number, because the mean of its divisors is an integer number (33930000).

Almost surely, 2^135041201 is an apocalyptic number.

It is an amenable number.

135041201 is a deficient number, since it is larger than the sum of its proper divisors (678799).

135041201 is an equidigital number, since it uses as much as digits as its factorization.

135041201 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 678798.

The product of its (nonzero) digits is 120, while the sum is 17.

The square root of 135041201 is about 11620.7229121084. The cubic root of 135041201 is about 513.0449658941.

Adding to 135041201 its reverse (102140531), we get a palindrome (237181732).

The spelling of 135041201 in words is "one hundred thirty-five million, forty-one thousand, two hundred one".