142520040025241 has 4 divisors (see below), whose sum is σ = 145996138562484. Its totient is φ = 139043941488000.

The previous prime is 142520040025189. The next prime is 142520040025271.

142520040025241 is nontrivially palindromic in base 10.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 64208088870025 + 78311951155216 = 8012995^2 + 8849404^2 .

It is a cyclic number.

It is not a de Polignac number, because 142520040025241 - 2⁶ = 142520040025177 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 142520040025198 and 142520040025207.

It is not an unprimeable number, because it can be changed into a prime (142520040025271) 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 in 3 ways as a sum of consecutive naturals, for example, 1738049268560 + ... + 1738049268641.

It is an arithmetic number, because the mean of its divisors is an integer number (36499034640621).

Almost surely, 2^{142520040025241} is an apocalyptic number.

It is an amenable number.

142520040025241 is a deficient number, since it is larger than the sum of its proper divisors (3476098537243).

142520040025241 is an equidigital number, since it uses as much as digits as its factorization.

142520040025241 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3476098537242.

The product of its (nonzero) digits is 25600, while the sum is 32.

The spelling of 142520040025241 in words is "one hundred forty-two trillion, five hundred twenty billion, forty million, twenty-five thousand, two hundred forty-one".