135552005 has 16 divisors (see below), whose sum is σ = 166892400. Its totient is φ = 105650688.

The previous prime is 135551989. The next prime is 135552013. The reversal of 135552005 is 500255531.

It can be written as a sum of positive squares in 8 ways, for example, as 9012004 + 126540001 = 3002^2 + 11249^2 .

It is a cyclic number.

It is not a de Polignac number, because 135552005 - 2⁴ = 135551989 is a prime.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 37769 + ... + 41201.

It is an arithmetic number, because the mean of its divisors is an integer number (10430775).

Almost surely, 2^135552005 is an apocalyptic number.

It is an amenable number.

135552005 is a deficient number, since it is larger than the sum of its proper divisors (31340395).

135552005 is a wasteful number, since it uses less digits than its factorization.

135552005 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3640.

The product of its (nonzero) digits is 3750, while the sum is 26.

The square root of 135552005 is about 11642.6803185521. The cubic root of 135552005 is about 513.6910296725.

The spelling of 135552005 in words is "one hundred thirty-five million, five hundred fifty-two thousand, five".