135808051 has 8 divisors (see below), whose sum is σ = 140132160. Its totient is φ = 131543808.

The previous prime is 135808009. The next prime is 135808103. The reversal of 135808051 is 150808531.

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

It is a cyclic number.

It is not a de Polignac number, because 135808051 - 2⁷ = 135807923 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (135808151) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 10336 + ... + 19453.

It is an arithmetic number, because the mean of its divisors is an integer number (17516520).

Almost surely, 2^135808051 is an apocalyptic number.

135808051 is a deficient number, since it is larger than the sum of its proper divisors (4324109).

135808051 is an equidigital number, since it uses as much as digits as its factorization.

135808051 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 29933.

The product of its (nonzero) digits is 4800, while the sum is 31.

The square root of 135808051 is about 11653.6711383152. The cubic root of 135808051 is about 514.0142655279.

The spelling of 135808051 in words is "one hundred thirty-five million, eight hundred eight thousand, fifty-one".