1401866363353 has 2 divisors, whose sum is σ = 1401866363354. Its totient is φ = 1401866363352.

The previous prime is 1401866363333. The next prime is 1401866363389. The reversal of 1401866363353 is 3533636681041.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 1197212365584 + 204653997769 = 1094172^2 + 452387^2 .

It is a cyclic number.

It is not a de Polignac number, because 1401866363353 - 2¹⁷ = 1401866232281 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 1401866363297 and 1401866363306.

It is not a weakly prime, because it can be changed into another prime (1401866363323) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 700933181676 + 700933181677.

It is an arithmetic number, because the mean of its divisors is an integer number (700933181677).

Almost surely, 2^{1401866363353} is an apocalyptic number.

It is an amenable number.

1401866363353 is a deficient number, since it is larger than the sum of its proper divisors (1).

1401866363353 is an equidigital number, since it uses as much as digits as its factorization.

1401866363353 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 2799360, while the sum is 49.

The spelling of 1401866363353 in words is "one trillion, four hundred one billion, eight hundred sixty-six million, three hundred sixty-three thousand, three hundred fifty-three".