135318554 has 16 divisors (see below), whose sum is σ = 232152000. Its totient is φ = 57949344.

The previous prime is 135318541. The next prime is 135318571. The reversal of 135318554 is 455813531.

135318554 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is a super-2 number, since 2×135318554² = 36622222113301832, which contains 22 as substring.

It is a Curzon number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 20942 + ... + 26630.

It is an arithmetic number, because the mean of its divisors is an integer number (14509500).

Almost surely, 2^135318554 is an apocalyptic number.

135318554 is a gapful number since it is divisible by the number (14) formed by its first and last digit.

135318554 is a deficient number, since it is larger than the sum of its proper divisors (96833446).

135318554 is a wasteful number, since it uses less digits than its factorization.

135318554 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7397.

The product of its digits is 36000, while the sum is 35.

The square root of 135318554 is about 11632.6503428926. The cubic root of 135318554 is about 513.3959631049.

The spelling of 135318554 in words is "one hundred thirty-five million, three hundred eighteen thousand, five hundred fifty-four".