1349422519 has 8 divisors (see below), whose sum is σ = 1409778720. Its totient is φ = 1289988000.

The previous prime is 1349422511. The next prime is 1349422531. The reversal of 1349422519 is 9152249431.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 1349422519 - 2³ = 1349422511 is a prime.

It is a super-2 number, since 2×1349422519² = 3641882269568610722, which contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1349422511) by changing a digit.

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 7 ways as a sum of consecutive naturals, for example, 227427 + ... + 233284.

It is an arithmetic number, because the mean of its divisors is an integer number (176222340).

Almost surely, 2^1349422519 is an apocalyptic number.

1349422519 is a deficient number, since it is larger than the sum of its proper divisors (60356201).

1349422519 is a wasteful number, since it uses less digits than its factorization.

1349422519 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 460841.

The product of its digits is 77760, while the sum is 40.

The square root of 1349422519 is about 36734.4867801362. The cubic root of 1349422519 is about 1105.0518376206.

The spelling of 1349422519 in words is "one billion, three hundred forty-nine million, four hundred twenty-two thousand, five hundred nineteen".