131155013434345 has 16 divisors (see below), whose sum is σ = 158132911740480. Its totient is φ = 104426086564800.

The previous prime is 131155013434339. The next prime is 131155013434351. The reversal of 131155013434345 is 543434310551131.

It is an interprime number because it is at equal distance from previous prime (131155013434339) and next prime (131155013434351).

It is not a de Polignac number, because 131155013434345 - 2⁴¹ = 128955990178793 is a prime.

It is a super-3 number, since 3×131155013434345³ (a number of 43 digits) contains 333 as substring.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (31) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 236349871 + ... + 236904139.

It is an arithmetic number, because the mean of its divisors is an integer number (9883306983780).

Almost surely, 2^{131155013434345} is an apocalyptic number.

It is an amenable number.

131155013434345 is a deficient number, since it is larger than the sum of its proper divisors (26977898306135).

131155013434345 is a wasteful number, since it uses less digits than its factorization.

131155013434345 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 778776.

The product of its (nonzero) digits is 648000, while the sum is 43.

Adding to 131155013434345 its reverse (543434310551131), we get a palindrome (674589323985476).

The spelling of 131155013434345 in words is "one hundred thirty-one trillion, one hundred fifty-five billion, thirteen million, four hundred thirty-four thousand, three hundred forty-five".