141446521453 has 4 divisors (see below), whose sum is σ = 146323987740. Its totient is φ = 136569055168.

The previous prime is 141446521451. The next prime is 141446521493. The reversal of 141446521453 is 354125644141.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 354125644141 = 286711 ⋅1235131.

It can be written as a sum of positive squares in 2 ways, for example, as 48117493449 + 93329028004 = 219357^2 + 305498^2 .

It is a cyclic number.

It is not a de Polignac number, because 141446521453 - 2¹ = 141446521451 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (141446521451) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2438733100 + ... + 2438733157.

It is an arithmetic number, because the mean of its divisors is an integer number (36580996935).

Almost surely, 2^141446521453 is an apocalyptic number.

It is an amenable number.

141446521453 is a deficient number, since it is larger than the sum of its proper divisors (4877466287).

141446521453 is an equidigital number, since it uses as much as digits as its factorization.

141446521453 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4877466286.

The product of its digits is 230400, while the sum is 40.

The spelling of 141446521453 in words is "one hundred forty-one billion, four hundred forty-six million, five hundred twenty-one thousand, four hundred fifty-three".