1421172711241 has 4 divisors (see below), whose sum is σ = 1433749461012. Its totient is φ = 1408595961472.

The previous prime is 1421172711229. The next prime is 1421172711251.

1421172711241 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 447982569225 + 973190142016 = 669315^2 + 986504^2 .

It is a cyclic number.

It is not a de Polignac number, because 1421172711241 - 2⁷ = 1421172711113 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 1421172711197 and 1421172711206.

It is not an unprimeable number, because it can be changed into a prime (1421172711251) 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, 6288374716 + ... + 6288374941.

It is an arithmetic number, because the mean of its divisors is an integer number (358437365253).

Almost surely, 2^{1421172711241} is an apocalyptic number.

It is an amenable number.

1421172711241 is a deficient number, since it is larger than the sum of its proper divisors (12576749771).

1421172711241 is a wasteful number, since it uses less digits than its factorization.

1421172711241 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 12576749770.

The product of its digits is 6272, while the sum is 34.

The spelling of 1421172711241 in words is "one trillion, four hundred twenty-one billion, one hundred seventy-two million, seven hundred eleven thousand, two hundred forty-one".