135883773 has 12 divisors (see below), whose sum is σ = 197296060. Its totient is φ = 90118656.

The previous prime is 135883739. The next prime is 135883829. The reversal of 135883773 is 377388531.

It can be written as a sum of positive squares in 2 ways, for example, as 67026969 + 68856804 = 8187^2 + 8298^2 .

It is not a de Polignac number, because 135883773 - 2¹⁰ = 135882749 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (135883723) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 37378 + ... + 40851.

Almost surely, 2^135883773 is an apocalyptic number.

It is an amenable number.

135883773 is a deficient number, since it is larger than the sum of its proper divisors (61412287).

135883773 is a wasteful number, since it uses less digits than its factorization.

135883773 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 78428 (or 78425 counting only the distinct ones).

The product of its digits is 423360, while the sum is 45.

The square root of 135883773 is about 11656.9195330499. The cubic root of 135883773 is about 514.1097801317.

The spelling of 135883773 in words is "one hundred thirty-five million, eight hundred eighty-three thousand, seven hundred seventy-three".