135223610 has 32 divisors (see below), whose sum is σ = 258765840. Its totient is φ = 50701312.

The previous prime is 135223579. The next prime is 135223619. The reversal of 135223610 is 16322531.

It can be written as a sum of positive squares in 8 ways, for example, as 23435281 + 111788329 = 4841^2 + 10573^2 .

It is not an unprimeable number, because it can be changed into a prime (135223619) 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 15 ways as a sum of consecutive naturals, for example, 44252 + ... + 47208.

Almost surely, 2^135223610 is an apocalyptic number.

135223610 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

135223610 is a deficient number, since it is larger than the sum of its proper divisors (123542230).

135223610 is a wasteful number, since it uses less digits than its factorization.

135223610 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3250.

The product of its (nonzero) digits is 1080, while the sum is 23.

The square root of 135223610 is about 11628.5686995434. The cubic root of 135223610 is about 513.2758631151.

The spelling of 135223610 in words is "one hundred thirty-five million, two hundred twenty-three thousand, six hundred ten".