141603461261 has 4 divisors (see below), whose sum is σ = 141865205724. Its totient is φ = 141341716800.

The previous prime is 141603461249. The next prime is 141603461287. The reversal of 141603461261 is 162164306141.

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 99615353161 + 41988108100 = 315619^2 + 204910^2 .

It is a cyclic number.

It is not a de Polignac number, because 141603461261 - 2²² = 141599266957 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 (141603461561) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 130871420 + ... + 130872501.

It is an arithmetic number, because the mean of its divisors is an integer number (35466301431).

Almost surely, 2^141603461261 is an apocalyptic number.

It is an amenable number.

141603461261 is a deficient number, since it is larger than the sum of its proper divisors (261744463).

141603461261 is an equidigital number, since it uses as much as digits as its factorization.

141603461261 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 261744462.

The product of its (nonzero) digits is 20736, while the sum is 35.

The spelling of 141603461261 in words is "one hundred forty-one billion, six hundred three million, four hundred sixty-one thousand, two hundred sixty-one".