135369570 has 32 divisors (see below), whose sum is σ = 371299968. Its totient is φ = 30941568.

The previous prime is 135369557. The next prime is 135369613. The reversal of 135369570 is 75963531.

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, 322099 + ... + 322518.

It is an arithmetic number, because the mean of its divisors is an integer number (11603124).

Almost surely, 2^135369570 is an apocalyptic number.

135369570 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

135369570 is an abundant number, since it is smaller than the sum of its proper divisors (235930398).

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

135369570 is a wasteful number, since it uses less digits than its factorization.

135369570 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 644634.

The product of its (nonzero) digits is 85050, while the sum is 39.

The square root of 135369570 is about 11634.8429297520. The cubic root of 135369570 is about 513.4604729028.

The spelling of 135369570 in words is "one hundred thirty-five million, three hundred sixty-nine thousand, five hundred seventy".