131452511054021 has 2 divisors, whose sum is σ = 131452511054022. Its totient is φ = 131452511054020.

The previous prime is 131452511053991. The next prime is 131452511054023. The reversal of 131452511054021 is 120450115254131.

It is a happy number.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 113758457709121 + 17694053344900 = 10665761^2 + 4206430^2 .

It is a cyclic number.

It is not a de Polignac number, because 131452511054021 - 2⁶ = 131452511053957 is a prime.

Together with 131452511054023, it forms a pair of twin primes.

It is a Chen prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (131452511054023) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 65726255527010 + 65726255527011.

It is an arithmetic number, because the mean of its divisors is an integer number (65726255527011).

Almost surely, 2^{131452511054021} is an apocalyptic number.

It is an amenable number.

131452511054021 is a deficient number, since it is larger than the sum of its proper divisors (1).

131452511054021 is an equidigital number, since it uses as much as digits as its factorization.

131452511054021 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 24000, while the sum is 35.

The spelling of 131452511054021 in words is "one hundred thirty-one trillion, four hundred fifty-two billion, five hundred eleven million, fifty-four thousand, twenty-one".