135252154 has 8 divisors (see below), whose sum is σ = 204359508. Its totient is φ = 67132320.

The previous prime is 135252151. The next prime is 135252191. The reversal of 135252154 is 451252531.

It can be written as a sum of positive squares in 2 ways, for example, as 135187129 + 65025 = 11627^2 + 255^2 .

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

It is not an unprimeable number, because it can be changed into a prime (135252151) 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 3 ways as a sum of consecutive naturals, for example, 246537 + ... + 247084.

Almost surely, 2^135252154 is an apocalyptic number.

135252154 is a deficient number, since it is larger than the sum of its proper divisors (69107354).

135252154 is a wasteful number, since it uses less digits than its factorization.

135252154 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 493760.

The product of its digits is 6000, while the sum is 28.

The square root of 135252154 is about 11629.7959569375. The cubic root of 135252154 is about 513.3119759297.

The spelling of 135252154 in words is "one hundred thirty-five million, two hundred fifty-two thousand, one hundred fifty-four".