1299999034 has 8 divisors (see below), whose sum is σ = 1957586868. Its totient is φ = 647470080.

The previous prime is 1299999017. The next prime is 1299999047. The reversal of 1299999034 is 4309999921.

It can be written as a sum of positive squares in 2 ways, for example, as 1296216009 + 3783025 = 36003^2 + 1945^2 .

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

It is an unprimeable number.

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 3 ways as a sum of consecutive naturals, for example, 1264077 + ... + 1265104.

Almost surely, 2^1299999034 is an apocalyptic number.

1299999034 is a deficient number, since it is larger than the sum of its proper divisors (657587834).

1299999034 is a wasteful number, since it uses less digits than its factorization.

1299999034 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2529440.

The product of its (nonzero) digits is 1417176, while the sum is 55.

The square root of 1299999034 is about 36055.4993586277. The cubic root of 1299999034 is about 1091.3926127314.

The spelling of 1299999034 in words is "one billion, two hundred ninety-nine million, nine hundred ninety-nine thousand, thirty-four".