131404535051 has 2 divisors, whose sum is σ = 131404535052. Its totient is φ = 131404535050.

The previous prime is 131404535011. The next prime is 131404535071. The reversal of 131404535051 is 150535404131.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-131404535051 is a prime.

It is a Sophie Germain prime.

It is a junction number, because it is equal to n+sod(n) for n = 131404534999 and 131404535017.

It is not a weakly prime, because it can be changed into another prime (131404535011) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 65702267525 + 65702267526.

It is an arithmetic number, because the mean of its divisors is an integer number (65702267526).

Almost surely, 2^131404535051 is an apocalyptic number.

131404535051 is a deficient number, since it is larger than the sum of its proper divisors (1).

131404535051 is an equidigital number, since it uses as much as digits as its factorization.

131404535051 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 18000, while the sum is 32.

Adding to 131404535051 its reverse (150535404131), we get a palindrome (281939939182).

The spelling of 131404535051 in words is "one hundred thirty-one billion, four hundred four million, five hundred thirty-five thousand, fifty-one".