131141324423432 has 8 divisors (see below), whose sum is σ = 245889983293950. Its totient is φ = 65570662211712.

The previous prime is 131141324423393. The next prime is 131141324423437. The reversal of 131141324423432 is 234324423141131.

It can be written as a sum of positive squares in only one way, i.e., 130964357809156 + 176966614276 = 11443966^2 + 420674^2 .

It is a tau number, because it is divible by the number of its divisors (8).

It is not an unprimeable number, because it can be changed into a prime (131141324423437) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 8196332776457 + ... + 8196332776472.

Almost surely, 2^{131141324423432} is an apocalyptic number.

It is an amenable number.

131141324423432 is a deficient number, since it is larger than the sum of its proper divisors (114748658870518).

131141324423432 is a wasteful number, since it uses less digits than its factorization.

131141324423432 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 16392665552935 (or 16392665552931 counting only the distinct ones).

The product of its digits is 165888, while the sum is 38.

Adding to 131141324423432 its reverse (234324423141131), we get a palindrome (365465747564563).

The spelling of 131141324423432 in words is "one hundred thirty-one trillion, one hundred forty-one billion, three hundred twenty-four million, four hundred twenty-three thousand, four hundred thirty-two".