135241554 has 16 divisors (see below), whose sum is σ = 309123648. Its totient is φ = 38640432.

The previous prime is 135241553. The next prime is 135241567. The reversal of 135241554 is 455142531.

135241554 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is not an unprimeable number, because it can be changed into a prime (135241553) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1609977 + ... + 1610060.

It is an arithmetic number, because the mean of its divisors is an integer number (19320228).

Almost surely, 2^135241554 is an apocalyptic number.

135241554 is a gapful number since it is divisible by the number (14) formed by its first and last digit.

135241554 is an abundant number, since it is smaller than the sum of its proper divisors (173882094).

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

135241554 is a wasteful number, since it uses less digits than its factorization.

135241554 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3220049.

The product of its digits is 12000, while the sum is 30.

The square root of 135241554 is about 11629.3402220418. The cubic root of 135241554 is about 513.2985657943.

The spelling of 135241554 in words is "one hundred thirty-five million, two hundred forty-one thousand, five hundred fifty-four".