1347420219 has 16 divisors (see below), whose sum is σ = 1834164000. Its totient is φ = 879547136.

The previous prime is 1347420197. The next prime is 1347420233. The reversal of 1347420219 is 9120247431.

It is a cyclic number.

It is not a de Polignac number, because 1347420219 - 2⁹ = 1347419707 is a prime.

It is a super-2 number, since 2×1347420219² = 3631082493140015922, which contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 1347420219.

It is not an unprimeable number, because it can be changed into a prime (1347420419) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 72607 + ... + 89255.

It is an arithmetic number, because the mean of its divisors is an integer number (114635250).

Almost surely, 2^1347420219 is an apocalyptic number.

1347420219 is a deficient number, since it is larger than the sum of its proper divisors (486743781).

1347420219 is a wasteful number, since it uses less digits than its factorization.

1347420219 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 17214.

The product of its (nonzero) digits is 12096, while the sum is 33.

The square root of 1347420219 is about 36707.2229813153. Note that the first 3 decimals coincide. The cubic root of 1347420219 is about 1104.5050010898.

The spelling of 1347420219 in words is "one billion, three hundred forty-seven million, four hundred twenty thousand, two hundred nineteen".