135023344 has 10 divisors (see below), whose sum is σ = 261607760. Its totient is φ = 67511664.

The previous prime is 135023303. The next prime is 135023347. The reversal of 135023344 is 443320531.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (135023347) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 4219464 + ... + 4219495.

It is an arithmetic number, because the mean of its divisors is an integer number (26160776).

Almost surely, 2^135023344 is an apocalyptic number.

It is an amenable number.

135023344 is a deficient number, since it is larger than the sum of its proper divisors (126584416).

135023344 is an equidigital number, since it uses as much as digits as its factorization.

135023344 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 8438967 (or 8438961 counting only the distinct ones).

The product of its (nonzero) digits is 4320, while the sum is 25.

The square root of 135023344 is about 11619.9545610127. The cubic root of 135023344 is about 513.0223509496.

Adding to 135023344 its reverse (443320531), we get a palindrome (578343875).

The spelling of 135023344 in words is "one hundred thirty-five million, twenty-three thousand, three hundred forty-four".