135459954 has 24 divisors (see below), whose sum is σ = 335424960. Its totient is φ = 38702808.

The previous prime is 135459953. The next prime is 135459959. The reversal of 135459954 is 459954531.

135459954 is a `hidden beast` number, since 1 + 3 + 5 + 4 + 599 + 54 = 666.

It is not an unprimeable number, because it can be changed into a prime (135459953) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 537414 + ... + 537665.

It is an arithmetic number, because the mean of its divisors is an integer number (13976040).

Almost surely, 2^135459954 is an apocalyptic number.

135459954 is a gapful number since it is divisible by the number (14) formed by its first and last digit.

135459954 is an abundant number, since it is smaller than the sum of its proper divisors (199965006).

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

135459954 is a wasteful number, since it uses less digits than its factorization.

135459954 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1075094 (or 1075091 counting only the distinct ones).

The product of its digits is 486000, while the sum is 45.

The square root of 135459954 is about 11638.7264767242. The cubic root of 135459954 is about 513.5747238049.

The spelling of 135459954 in words is "one hundred thirty-five million, four hundred fifty-nine thousand, nine hundred fifty-four".