134261162431 has 4 divisors (see below), whose sum is σ = 146466722664. Its totient is φ = 122055602200.

The previous prime is 134261162401. The next prime is 134261162489.

134261162431 is nontrivially palindromic in base 10.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 134261162431 - 2¹³ = 134261154239 is a prime.

It is a super-2 number, since 2×134261162431² (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 (134261162401) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 6102780100 + ... + 6102780121.

It is an arithmetic number, because the mean of its divisors is an integer number (36616680666).

Almost surely, 2^134261162431 is an apocalyptic number.

134261162431 is a gapful number since it is divisible by the number (11) formed by its first and last digit.

134261162431 is a deficient number, since it is larger than the sum of its proper divisors (12205560233).

134261162431 is a wasteful number, since it uses less digits than its factorization.

134261162431 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 12205560232.

The product of its digits is 20736, while the sum is 34.

It can be divided in two parts, 134261 and 162431, that added together give a palindrome (296692).

The spelling of 134261162431 in words is "one hundred thirty-four billion, two hundred sixty-one million, one hundred sixty-two thousand, four hundred thirty-one".