131235463734 has 8 divisors (see below), whose sum is σ = 262470927480. Its totient is φ = 43745154576.

The previous prime is 131235463699. The next prime is 131235463757. The reversal of 131235463734 is 437364532131.

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

131235463734 is an admirable number.

It is a Curzon number.

It is a congruent number.

It is an unprimeable number.

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 3 ways as a sum of consecutive naturals, for example, 10936288639 + ... + 10936288650.

It is an arithmetic number, because the mean of its divisors is an integer number (32808865935).

Almost surely, 2^131235463734 is an apocalyptic number.

131235463734 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

131235463734 is a wasteful number, since it uses less digits than its factorization.

131235463734 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 21872577294.

The product of its digits is 544320, while the sum is 42.

Adding to 131235463734 its reverse (437364532131), we get a palindrome (568599995865).

The spelling of 131235463734 in words is "one hundred thirty-one billion, two hundred thirty-five million, four hundred sixty-three thousand, seven hundred thirty-four".