1420601988899 has 2 divisors, whose sum is σ = 1420601988900. Its totient is φ = 1420601988898.

The previous prime is 1420601988881. The next prime is 1420601988997. The reversal of 1420601988899 is 9988891060241.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 1420601988899 - 2²⁰ = 1420600940323 is a prime.

It is a super-2 number, since 2×1420601988899² (a number of 25 digits) contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (1420601988599) 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, 710300994449 + 710300994450.

It is an arithmetic number, because the mean of its divisors is an integer number (710300994450).

Almost surely, 2^{1420601988899} is an apocalyptic number.

1420601988899 is a deficient number, since it is larger than the sum of its proper divisors (1).

1420601988899 is an equidigital number, since it uses as much as digits as its factorization.

1420601988899 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 17915904, while the sum is 65.

The spelling of 1420601988899 in words is "one trillion, four hundred twenty billion, six hundred one million, nine hundred eighty-eight thousand, eight hundred ninety-nine".