It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4, and also an emirpimes, since its reverse is a distinct semiprime: 771673531 = 14737 ⋅52363.
It is a cyclic number.
It is a de Polignac number, because none of the positive numbers 2k-135376177 is a prime.
It is a Duffinian number.
Almost surely, 2135376177 is an apocalyptic number.
It is an amenable number.
135376177 is an equidigital number, since it uses as much as digits as its factorization.
135376177 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 32062.
The square root of 135376177 is about 11635.1268579247. The cubic root of 135376177 is about 513.4688262773.
The spelling of 135376177 in words is "one hundred thirty-five million, three hundred seventy-six thousand, one hundred seventy-seven".