134423031455 has 32 divisors (see below), whose sum is σ = 163225082880. Its totient is φ = 106270228480.

The previous prime is 134423031439. The next prime is 134423031469. The reversal of 134423031455 is 554130324431.

It is not a de Polignac number, because 134423031455 - 2⁴ = 134423031439 is a prime.

It is a super-3 number, since 3×134423031455³ (a number of 34 digits) contains 333 as substring.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 166159091 + ... + 166159899.

It is an arithmetic number, because the mean of its divisors is an integer number (5100783840).

Almost surely, 2^134423031455 is an apocalyptic number.

134423031455 is a deficient number, since it is larger than the sum of its proper divisors (28802051425).

134423031455 is a wasteful number, since it uses less digits than its factorization.

134423031455 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1939.

The product of its (nonzero) digits is 86400, while the sum is 35.

Adding to 134423031455 its reverse (554130324431), we get a palindrome (688553355886).

The spelling of 134423031455 in words is "one hundred thirty-four billion, four hundred twenty-three million, thirty-one thousand, four hundred fifty-five".