135655761 has 8 divisors (see below), whose sum is σ = 182739424. Its totient is φ = 89504640.

The previous prime is 135655753. The next prime is 135655769. The reversal of 135655761 is 167556531.

It is an interprime number because it is at equal distance from previous prime (135655753) and next prime (135655769).

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

It is not a de Polignac number, because 135655761 - 2³ = 135655753 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (135655769) 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, 232795 + ... + 233376.

It is an arithmetic number, because the mean of its divisors is an integer number (22842428).

Almost surely, 2^135655761 is an apocalyptic number.

It is an amenable number.

135655761 is a deficient number, since it is larger than the sum of its proper divisors (47083663).

135655761 is an equidigital number, since it uses as much as digits as its factorization.

135655761 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 466271.

The product of its digits is 94500, while the sum is 39.

The square root of 135655761 is about 11647.1353130287. The cubic root of 135655761 is about 513.8220616294.

The spelling of 135655761 in words is "one hundred thirty-five million, six hundred fifty-five thousand, seven hundred sixty-one".