1229351199 has 16 divisors (see below), whose sum is σ = 1674867840. Its totient is φ = 801833760.

The previous prime is 1229351197. The next prime is 1229351269. The reversal of 1229351199 is 9911539221.

It is not a de Polignac number, because 1229351199 - 2¹ = 1229351197 is a prime.

It is a super-2 number, since 2×1229351199² = 3022608740965475202, 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 1229351199.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1229351197) 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, 20889 + ... + 53805.

It is an arithmetic number, because the mean of its divisors is an integer number (104679240).

Almost surely, 2^1229351199 is an apocalyptic number.

1229351199 is a deficient number, since it is larger than the sum of its proper divisors (445516641).

1229351199 is a wasteful number, since it uses less digits than its factorization.

1229351199 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 33190.

The product of its digits is 43740, while the sum is 42.

The square root of 1229351199 is about 35062.1048854743. The cubic root of 1229351199 is about 1071.2528484362.

The spelling of 1229351199 in words is "one billion, two hundred twenty-nine million, three hundred fifty-one thousand, one hundred ninety-nine".