135111455 has 8 divisors (see below), whose sum is σ = 163318032. Its totient is φ = 107299648.

The previous prime is 135111439. The next prime is 135111479. The reversal of 135111455 is 554111531.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 135111455 - 2⁴ = 135111439 is a prime.

It is a Duffinian number.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 97937 + ... + 99306.

It is an arithmetic number, because the mean of its divisors is an integer number (20414754).

Almost surely, 2^135111455 is an apocalyptic number.

135111455 is a deficient number, since it is larger than the sum of its proper divisors (28206577).

135111455 is a wasteful number, since it uses less digits than its factorization.

135111455 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 197385.

The product of its digits is 1500, while the sum is 26.

The square root of 135111455 is about 11623.7453086344. The cubic root of 135111455 is about 513.1339195175.

Adding to 135111455 its reverse (554111531), we get a palindrome (689222986).

The spelling of 135111455 in words is "one hundred thirty-five million, one hundred eleven thousand, four hundred fifty-five".