135771011 has 8 divisors (see below), whose sum is σ = 142551120. Its totient is φ = 129130848.

The previous prime is 135771007. The next prime is 135771043. The reversal of 135771011 is 110177531.

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 135771011 - 2² = 135771007 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (135771091) 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 7 ways as a sum of consecutive naturals, for example, 32996 + ... + 36881.

It is an arithmetic number, because the mean of its divisors is an integer number (17818890).

Almost surely, 2^135771011 is an apocalyptic number.

135771011 is a deficient number, since it is larger than the sum of its proper divisors (6780109).

135771011 is an equidigital number, since it uses as much as digits as its factorization.

135771011 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 69973.

The product of its (nonzero) digits is 735, while the sum is 26.

The square root of 135771011 is about 11652.0818311579. The cubic root of 135771011 is about 513.9675308917.

The spelling of 135771011 in words is "one hundred thirty-five million, seven hundred seventy-one thousand, eleven".