135153450 has 72 divisors (see below), whose sum is σ = 365616108. Its totient is φ = 35792640.

The previous prime is 135153449. The next prime is 135153467. The reversal of 135153450 is 54351531.

It can be written as a sum of positive squares in 6 ways, for example, as 62204769 + 72948681 = 7887^2 + 8541^2 .

It is an unprimeable number.

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 35 ways as a sum of consecutive naturals, for example, 69694 + ... + 71606.

Almost surely, 2^135153450 is an apocalyptic number.

135153450 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is a practical number, because each smaller number is the sum of distinct divisors of 135153450, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (182808054).

135153450 is an abundant number, since it is smaller than the sum of its proper divisors (230462658).

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

135153450 is a wasteful number, since it uses less digits than its factorization.

135153450 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2088 (or 2080 counting only the distinct ones).

The product of its (nonzero) digits is 4500, while the sum is 27.

The square root of 135153450 is about 11625.5515998167. The cubic root of 135153450 is about 513.1870776718.

The spelling of 135153450 in words is "one hundred thirty-five million, one hundred fifty-three thousand, four hundred fifty".