1401142102369 has 2 divisors, whose sum is σ = 1401142102370. Its totient is φ = 1401142102368.

The previous prime is 1401142102351. The next prime is 1401142102453. The reversal of 1401142102369 is 9632012411041.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 801361555344 + 599780547025 = 895188^2 + 774455^2 .

It is a cyclic number.

It is not a de Polignac number, because 1401142102369 - 2²¹ = 1401140005217 is a prime.

It is a super-2 number, since 2×1401142102369² (a number of 25 digits) contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (1401142102769) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 700571051184 + 700571051185.

It is an arithmetic number, because the mean of its divisors is an integer number (700571051185).

Almost surely, 2^{1401142102369} is an apocalyptic number.

It is an amenable number.

1401142102369 is a deficient number, since it is larger than the sum of its proper divisors (1).

1401142102369 is an equidigital number, since it uses as much as digits as its factorization.

1401142102369 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 10368, while the sum is 34.

The spelling of 1401142102369 in words is "one trillion, four hundred one billion, one hundred forty-two million, one hundred two thousand, three hundred sixty-nine".