1420069287215 has 4 divisors (see below), whose sum is σ = 1704083144664. Its totient is φ = 1136055429768.

The previous prime is 1420069287127. The next prime is 1420069287233. The reversal of 1420069287215 is 5127829600241.

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

It is a cyclic number.

It is not a de Polignac number, because 1420069287215 - 2¹² = 1420069283119 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 1420069287215.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 142006928717 + ... + 142006928726.

It is an arithmetic number, because the mean of its divisors is an integer number (426020786166).

Almost surely, 2^{1420069287215} is an apocalyptic number.

1420069287215 is a deficient number, since it is larger than the sum of its proper divisors (284013857449).

1420069287215 is an equidigital number, since it uses as much as digits as its factorization.

1420069287215 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 284013857448.

The product of its (nonzero) digits is 483840, while the sum is 47.

The spelling of 1420069287215 in words is "one trillion, four hundred twenty billion, sixty-nine million, two hundred eighty-seven thousand, two hundred fifteen".