135642776 has 32 divisors (see below), whose sum is σ = 266492160. Its totient is φ = 64602912.

The previous prime is 135642739. The next prime is 135642791. The reversal of 135642776 is 677246531.

It is a congruent number.

It is an unprimeable number.

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, 46991 + ... + 49793.

It is an arithmetic number, because the mean of its divisors is an integer number (8327880).

Almost surely, 2^135642776 is an apocalyptic number.

It is an amenable number.

135642776 is a deficient number, since it is larger than the sum of its proper divisors (130849384).

135642776 is a wasteful number, since it uses less digits than its factorization.

135642776 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3095 (or 3091 counting only the distinct ones).

The product of its digits is 211680, while the sum is 41.

The square root of 135642776 is about 11646.5778664808. The cubic root of 135642776 is about 513.8056667185.

The spelling of 135642776 in words is "one hundred thirty-five million, six hundred forty-two thousand, seven hundred seventy-six".