131443434033 has 16 divisors (see below), whose sum is σ = 177921945600. Its totient is φ = 86297648976.

The previous prime is 131443434011. The next prime is 131443434047. The reversal of 131443434033 is 330434344131.

It is not a de Polignac number, because 131443434033 - 2⁹ = 131443433521 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 131443433985 and 131443434003.

It is not an unprimeable number, because it can be changed into a prime (131443434433) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 670368 + ... + 843966.

It is an arithmetic number, because the mean of its divisors is an integer number (11120121600).

Almost surely, 2^131443434033 is an apocalyptic number.

It is an amenable number.

131443434033 is a deficient number, since it is larger than the sum of its proper divisors (46478511567).

131443434033 is a wasteful number, since it uses less digits than its factorization.

131443434033 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 177436.

The product of its (nonzero) digits is 62208, while the sum is 33.

Adding to 131443434033 its reverse (330434344131), we get a palindrome (461877778164).

The spelling of 131443434033 in words is "one hundred thirty-one billion, four hundred forty-three million, four hundred thirty-four thousand, thirty-three".