1134447919 has 8 divisors (see below), whose sum is σ = 1249147008. Its totient is φ = 1021676760.

The previous prime is 1134447917. The next prime is 1134447971. The reversal of 1134447919 is 9197444311.

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 1134447919 - 2¹ = 1134447917 is a prime.

It is a super-2 number, since 2×1134447919² = 2573944161846861122, 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 (1134447913) 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, 480747 + ... + 483100.

It is an arithmetic number, because the mean of its divisors is an integer number (156143376).

Almost surely, 2^1134447919 is an apocalyptic number.

1134447919 is a deficient number, since it is larger than the sum of its proper divisors (114699089).

1134447919 is a wasteful number, since it uses less digits than its factorization.

1134447919 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 963965.

The product of its digits is 108864, while the sum is 43.

The square root of 1134447919 is about 33681.5664570400. The cubic root of 1134447919 is about 1042.9452750732.

The spelling of 1134447919 in words is "one billion, one hundred thirty-four million, four hundred forty-seven thousand, nine hundred nineteen".