134547745431 has 8 divisors (see below), whose sum is σ = 195705811584. Its totient is φ = 81544088120.

The previous prime is 134547745429. The next prime is 134547745459.

134547745431 is nontrivially palindromic in base 10.

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

It is not a de Polignac number, because 134547745431 - 2¹ = 134547745429 is a prime.

It is a super-2 number, since 2×134547745431² (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 (134547745421) by changing a digit.

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 7 ways as a sum of consecutive naturals, for example, 2038602171 + ... + 2038602236.

It is an arithmetic number, because the mean of its divisors is an integer number (24463226448).

Almost surely, 2^134547745431 is an apocalyptic number.

134547745431 is a gapful number since it is divisible by the number (11) formed by its first and last digit.

134547745431 is a deficient number, since it is larger than the sum of its proper divisors (61158066153).

134547745431 is a wasteful number, since it uses less digits than its factorization.

134547745431 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4077204421.

The product of its digits is 2822400, while the sum is 48.

It can be divided in two parts, 134547 and 745431, that added together give a palindrome (879978).

The spelling of 134547745431 in words is "one hundred thirty-four billion, five hundred forty-seven million, seven hundred forty-five thousand, four hundred thirty-one".