135561167 has 16 divisors (see below), whose sum is σ = 162677760. Its totient is φ = 110503008.

The previous prime is 135561131. The next prime is 135561191. The reversal of 135561167 is 761165531.

It is not a de Polignac number, because 135561167 - 2⁸ = 135560911 is a prime.

It is a super-3 number, since 3×135561167³ (a number of 25 digits) contains 333 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (135561967) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 8618 + ... + 18584.

It is an arithmetic number, because the mean of its divisors is an integer number (10167360).

Almost surely, 2^135561167 is an apocalyptic number.

135561167 is a deficient number, since it is larger than the sum of its proper divisors (27116593).

135561167 is an equidigital number, since it uses as much as digits as its factorization.

135561167 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 10070.

The product of its digits is 18900, while the sum is 35.

The square root of 135561167 is about 11643.0737780021. The cubic root of 135561167 is about 513.7026029212.

The spelling of 135561167 in words is "one hundred thirty-five million, five hundred sixty-one thousand, one hundred sixty-seven".