135069420 has 48 divisors (see below), whose sum is σ = 400444128. Its totient is φ = 33899520.

The previous prime is 135069419. The next prime is 135069481. The reversal of 135069420 is 24960531.

It is a Harshad number since it is a multiple of its sum of digits (30).

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 65191 + ... + 67230.

It is an arithmetic number, because the mean of its divisors is an integer number (8342586).

Almost surely, 2^135069420 is an apocalyptic number.

135069420 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

135069420 is an abundant number, since it is smaller than the sum of its proper divisors (265374708).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

135069420 is a wasteful number, since it uses less digits than its factorization.

135069420 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 132450 (or 132448 counting only the distinct ones).

The product of its (nonzero) digits is 6480, while the sum is 30.

The square root of 135069420 is about 11621.9370158335. The cubic root of 135069420 is about 513.0806996985.

The spelling of 135069420 in words is "one hundred thirty-five million, sixty-nine thousand, four hundred twenty".