1299229204 has 24 divisors (see below), whose sum is σ = 2798340608. Its totient is φ = 513980640.

The previous prime is 1299229193. The next prime is 1299229229. The reversal of 1299229204 is 4029229921.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1784292 + ... + 1785019.

Almost surely, 2^1299229204 is an apocalyptic number.

1299229204 is a gapful number since it is divisible by the number (14) formed by its first and last digit.

It is an amenable number.

1299229204 is an abundant number, since it is smaller than the sum of its proper divisors (1499111404).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

1299229204 is a wasteful number, since it uses less digits than its factorization.

1299229204 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3569335 (or 3569333 counting only the distinct ones).

The product of its (nonzero) digits is 46656, while the sum is 40.

The square root of 1299229204 is about 36044.8221524257. The cubic root of 1299229204 is about 1091.1771375261.

The spelling of 1299229204 in words is "one billion, two hundred ninety-nine million, two hundred twenty-nine thousand, two hundred four".