1420356605219 has 4 divisors (see below), whose sum is σ = 1495112216040. Its totient is φ = 1345600994400.

The previous prime is 1420356605149. The next prime is 1420356605249. The reversal of 1420356605219 is 9125066530241.

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 1420356605219 - 2⁸ = 1420356604963 is a prime.

It is a super-2 number, since 2×1420356605219² (a number of 25 digits) contains 22 as substring.

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 1420356605219.

It is not an unprimeable number, because it can be changed into a prime (1420356605249) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 37377805382 + ... + 37377805419.

It is an arithmetic number, because the mean of its divisors is an integer number (373778054010).

Almost surely, 2^{1420356605219} is an apocalyptic number.

1420356605219 is a gapful number since it is divisible by the number (19) formed by its first and last digit.

1420356605219 is a deficient number, since it is larger than the sum of its proper divisors (74755610821).

1420356605219 is an equidigital number, since it uses as much as digits as its factorization.

1420356605219 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 74755610820.

The product of its (nonzero) digits is 388800, while the sum is 44.

The spelling of 1420356605219 in words is "one trillion, four hundred twenty billion, three hundred fifty-six million, six hundred five thousand, two hundred nineteen".