135884773 has 4 divisors (see below), whose sum is σ = 139044928. Its totient is φ = 132724620.

The previous prime is 135884767. The next prime is 135884779. The reversal of 135884773 is 377488531.

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: 377488531 = 7 ⋅53926933.

It is an interprime number because it is at equal distance from previous prime (135884767) and next prime (135884779).

It is a cyclic number.

It is not a de Polignac number, because 135884773 - 2⁹ = 135884261 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 (135884779) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1580013 + ... + 1580098.

It is an arithmetic number, because the mean of its divisors is an integer number (34761232).

Almost surely, 2^135884773 is an apocalyptic number.

It is an amenable number.

135884773 is a deficient number, since it is larger than the sum of its proper divisors (3160155).

135884773 is an equidigital number, since it uses as much as digits as its factorization.

135884773 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3160154.

The product of its digits is 564480, while the sum is 46.

The square root of 135884773 is about 11656.9624259496. The cubic root of 135884773 is about 514.1110412793. Note that the first 3 decimals are identical.

The spelling of 135884773 in words is "one hundred thirty-five million, eight hundred eighty-four thousand, seven hundred seventy-three".