1421636361241 has 2 divisors, whose sum is σ = 1421636361242. Its totient is φ = 1421636361240.

The previous prime is 1421636361227. The next prime is 1421636361289.

1421636361241 is nontrivially palindromic in base 10.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 840045571600 + 581590789641 = 916540^2 + 762621^2 .

It is a palprime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-1421636361241 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 1421636361194 and 1421636361203.

It is not a weakly prime, because it can be changed into another prime (1421636361841) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 710818180620 + 710818180621.

It is an arithmetic number, because the mean of its divisors is an integer number (710818180621).

Almost surely, 2^{1421636361241} is an apocalyptic number.

It is an amenable number.

1421636361241 is a deficient number, since it is larger than the sum of its proper divisors (1).

1421636361241 is an equidigital number, since it uses as much as digits as its factorization.

1421636361241 is an evil number, because the sum of its binary digits is even.

The product of its digits is 124416, while the sum is 40.

The spelling of 1421636361241 in words is "one trillion, four hundred twenty-one billion, six hundred thirty-six million, three hundred sixty-one thousand, two hundred forty-one".