135253450 has 12 divisors (see below), whose sum is σ = 251571510. Its totient is φ = 54101360.

The previous prime is 135253441. The next prime is 135253487. The reversal of 135253450 is 54352531.

135253450 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in 3 ways, for example, as 108555561 + 26697889 = 10419^2 + 5167^2 .

It is an unprimeable number.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 1352485 + ... + 1352584.

Almost surely, 2^135253450 is an apocalyptic number.

135253450 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

135253450 is a deficient number, since it is larger than the sum of its proper divisors (116318060).

135253450 is a wasteful number, since it uses less digits than its factorization.

135253450 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2705081 (or 2705076 counting only the distinct ones).

The product of its (nonzero) digits is 9000, while the sum is 28.

The square root of 135253450 is about 11629.8516757524. The cubic root of 135253450 is about 513.3136154605.

The spelling of 135253450 in words is "one hundred thirty-five million, two hundred fifty-three thousand, four hundred fifty".