134124421431 has 64 divisors (see below), whose sum is σ = 246600539136. Its totient is φ = 62577100800.

The previous prime is 134124421381. The next prime is 134124421441.

It is a happy number.

134124421431 is nontrivially palindromic in base 10.

It is not a de Polignac number, because 134124421431 - 2⁶ = 134124421367 is a prime.

It is a super-2 number, since 2×134124421431² (a number of 23 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (134124421441) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 492450 + ... + 714671.

It is an arithmetic number, because the mean of its divisors is an integer number (3853133424).

Almost surely, 2^134124421431 is an apocalyptic number.

134124421431 is a gapful number since it is divisible by the number (11) formed by its first and last digit.

134124421431 is a deficient number, since it is larger than the sum of its proper divisors (112476117705).

134124421431 is a wasteful number, since it uses less digits than its factorization.

134124421431 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1207192.

The product of its digits is 9216, while the sum is 30.

It can be divided in two parts, 134124 and 421431, that added together give a palindrome (555555).

The spelling of 134124421431 in words is "one hundred thirty-four billion, one hundred twenty-four million, four hundred twenty-one thousand, four hundred thirty-one".