131445035563 has 2 divisors, whose sum is σ = 131445035564. Its totient is φ = 131445035562.

The previous prime is 131445035537. The next prime is 131445035587. The reversal of 131445035563 is 365530544131.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-131445035563 is a prime.

It is not a weakly prime, because it can be changed into another prime (131445035503) by changing a digit.

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 as a sum of consecutive naturals, namely, 65722517781 + 65722517782.

It is an arithmetic number, because the mean of its divisors is an integer number (65722517782).

Almost surely, 2^131445035563 is an apocalyptic number.

131445035563 is a deficient number, since it is larger than the sum of its proper divisors (1).

131445035563 is an equidigital number, since it uses as much as digits as its factorization.

131445035563 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 324000, while the sum is 40.

Adding to 131445035563 its reverse (365530544131), we get a palindrome (496975579694).

The spelling of 131445035563 in words is "one hundred thirty-one billion, four hundred forty-five million, thirty-five thousand, five hundred sixty-three".