134545545431 has 16 divisors (see below), whose sum is σ = 147305029248. Its totient is φ = 121874844000.

The previous prime is 134545545371. The next prime is 134545545473.

134545545431 is nontrivially palindromic in base 10.

It is a cyclic number.

It is not a de Polignac number, because 134545545431 - 2³⁰ = 133471803607 is a prime.

It is a super-2 number, since 2×134545545431² (a number of 23 digits) contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (134545542431) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 3582356 + ... + 3619718.

It is an arithmetic number, because the mean of its divisors is an integer number (9206564328).

Almost surely, 2^134545545431 is an apocalyptic number.

134545545431 is a gapful number since it is divisible by the number (11) formed by its first and last digit.

134545545431 is a deficient number, since it is larger than the sum of its proper divisors (12759483817).

134545545431 is a wasteful number, since it uses less digits than its factorization.

134545545431 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 38542.

The product of its digits is 1440000, while the sum is 44.

It can be divided in two parts, 134545 and 545431, that added together give a palindrome (679976).

The spelling of 134545545431 in words is "one hundred thirty-four billion, five hundred forty-five million, five hundred forty-five thousand, four hundred thirty-one".