131454454141 has 2 divisors, whose sum is σ = 131454454142. Its totient is φ = 131454454140.

The previous prime is 131454454129. The next prime is 131454454151. The reversal of 131454454141 is 141454454131.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 131348981241 + 105472900 = 362421^2 + 10270^2 .

It is a cyclic number.

It is not a de Polignac number, because 131454454141 - 2²¹ = 131452356989 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 131454454141.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (131454454151) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 65727227070 + 65727227071.

It is an arithmetic number, because the mean of its divisors is an integer number (65727227071).

Almost surely, 2^131454454141 is an apocalyptic number.

It is an amenable number.

131454454141 is a deficient number, since it is larger than the sum of its proper divisors (1).

131454454141 is an equidigital number, since it uses as much as digits as its factorization.

131454454141 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 76800, while the sum is 37.

It can be divided in two parts, 1314544 and 54141, that added together give a triangular number (1368685 = T₁₆₅₄).

The spelling of 131454454141 in words is "one hundred thirty-one billion, four hundred fifty-four million, four hundred fifty-four thousand, one hundred forty-one".