1401142321087 has 2 divisors, whose sum is σ = 1401142321088. Its totient is φ = 1401142321086.

The previous prime is 1401142321043. The next prime is 1401142321133. The reversal of 1401142321087 is 7801232411041.

It is a weak prime.

It is an emirp because it is prime and its reverse (7801232411041) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 1401142321087 - 2¹⁹ = 1401141796799 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (1401142321987) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 700571160543 + 700571160544.

It is an arithmetic number, because the mean of its divisors is an integer number (700571160544).

Almost surely, 2^{1401142321087} is an apocalyptic number.

1401142321087 is a deficient number, since it is larger than the sum of its proper divisors (1).

1401142321087 is an equidigital number, since it uses as much as digits as its factorization.

1401142321087 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 10752, while the sum is 34.

The spelling of 1401142321087 in words is "one trillion, four hundred one billion, one hundred forty-two million, three hundred twenty-one thousand, eighty-seven".