135240016 has 20 divisors (see below), whose sum is σ = 262211392. Its totient is φ = 67572576.

The previous prime is 135240013. The next prime is 135240029. The reversal of 135240016 is 610042531.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (135240013) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 36355 + ... + 39901.

Almost surely, 2^135240016 is an apocalyptic number.

135240016 is a gapful number since it is divisible by the number (16) formed by its first and last digit.

It is an amenable number.

135240016 is a deficient number, since it is larger than the sum of its proper divisors (126971376).

135240016 is a wasteful number, since it uses less digits than its factorization.

135240016 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5938 (or 5932 counting only the distinct ones).

The product of its (nonzero) digits is 720, while the sum is 22.

The square root of 135240016 is about 11629.2740960044. The cubic root of 135240016 is about 513.2966200014.

Adding to 135240016 its reverse (610042531), we get a palindrome (745282547).

The spelling of 135240016 in words is "one hundred thirty-five million, two hundred forty thousand, sixteen".