135141523455 has 32 divisors (see below), whose sum is σ = 217494579456. Its totient is φ = 71653953024.

The previous prime is 135141523403. The next prime is 135141523487. The reversal of 135141523455 is 554325141531.

It is a Cunningham number, because it is equal to 367616²-1.

It is not a de Polignac number, because 135141523455 - 2⁸ = 135141523199 is a prime.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (31) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 1801324 + ... + 1874846.

It is an arithmetic number, because the mean of its divisors is an integer number (6796705608).

Almost surely, 2^135141523455 is an apocalyptic number.

135141523455 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

135141523455 is a deficient number, since it is larger than the sum of its proper divisors (82353056001).

135141523455 is a wasteful number, since it uses less digits than its factorization.

135141523455 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 74247.

The product of its digits is 180000, while the sum is 39.

Adding to 135141523455 its reverse (554325141531), we get a palindrome (689466664986).

The spelling of 135141523455 in words is "one hundred thirty-five billion, one hundred forty-one million, five hundred twenty-three thousand, four hundred fifty-five".