135183387 has 4 divisors (see below), whose sum is σ = 180244520. Its totient is φ = 90122256.

The previous prime is 135183383. The next prime is 135183403. The reversal of 135183387 is 783381531.

It is a semiprime because it is the product of two primes.

It is not a de Polignac number, because 135183387 - 2² = 135183383 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (135183383) by changing a digit.

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 3 ways as a sum of consecutive naturals, for example, 22530562 + ... + 22530567.

It is an arithmetic number, because the mean of its divisors is an integer number (45061130).

Almost surely, 2^135183387 is an apocalyptic number.

135183387 is a deficient number, since it is larger than the sum of its proper divisors (45061133).

135183387 is an equidigital number, since it uses as much as digits as its factorization.

135183387 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 45061132.

The product of its digits is 60480, while the sum is 39.

The square root of 135183387 is about 11626.8390803348. The cubic root of 135183387 is about 513.2249658336.

The spelling of 135183387 in words is "one hundred thirty-five million, one hundred eighty-three thousand, three hundred eighty-seven".