1122449469 has 8 divisors (see below), whose sum is σ = 1498660800. Its totient is φ = 747268896.

The previous prime is 1122449443. The next prime is 1122449479. The reversal of 1122449469 is 9649442211.

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

It is not a de Polignac number, because 1122449469 - 2¹¹ = 1122447421 is a prime.

It is a super-2 number, since 2×1122449469² = 2519785620916763922, which contains 22 as substring.

It is a Curzon number.

It is a self number, because there is not a number n which added to its sum of digits gives 1122449469.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1122449479) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 255144 + ... + 259505.

It is an arithmetic number, because the mean of its divisors is an integer number (187332600).

Almost surely, 2^1122449469 is an apocalyptic number.

It is an amenable number.

1122449469 is a deficient number, since it is larger than the sum of its proper divisors (376211331).

1122449469 is an equidigital number, since it uses as much as digits as its factorization.

1122449469 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 515379.

The product of its digits is 124416, while the sum is 42.

The square root of 1122449469 is about 33502.9770169757. The cubic root of 1122449469 is about 1039.2553437292.

The spelling of 1122449469 in words is "one billion, one hundred twenty-two million, four hundred forty-nine thousand, four hundred sixty-nine".