1420334714885 has 4 divisors (see below), whose sum is σ = 1704401657868. Its totient is φ = 1136267771904.

The previous prime is 1420334714873. The next prime is 1420334714959. The reversal of 1420334714885 is 5884174330241.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 1045027774756 + 375306940129 = 1022266^2 + 612623^2 .

It is a cyclic number.

It is not a de Polignac number, because 1420334714885 - 2¹² = 1420334710789 is a prime.

It is a Duffinian number.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 142033471484 + ... + 142033471493.

It is an arithmetic number, because the mean of its divisors is an integer number (426100414467).

Almost surely, 2^{1420334714885} is an apocalyptic number.

It is an amenable number.

1420334714885 is a deficient number, since it is larger than the sum of its proper divisors (284066942983).

1420334714885 is an equidigital number, since it uses as much as digits as its factorization.

1420334714885 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 284066942982.

The product of its (nonzero) digits is 2580480, while the sum is 50.

The spelling of 1420334714885 in words is "one trillion, four hundred twenty billion, three hundred thirty-four million, seven hundred fourteen thousand, eight hundred eighty-five".