1299059099 has 8 divisors (see below), whose sum is σ = 1407366240. Its totient is φ = 1191949056.

The previous prime is 1299059077. The next prime is 1299059101. The reversal of 1299059099 is 9909509921.

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 1299059099 - 2⁸ = 1299058843 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 1299059099.

It is not an unprimeable number, because it can be changed into a prime (1299059039) 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, 297014 + ... + 301355.

It is an arithmetic number, because the mean of its divisors is an integer number (175920780).

Almost surely, 2^1299059099 is an apocalyptic number.

1299059099 is a deficient number, since it is larger than the sum of its proper divisors (108307141).

1299059099 is a wasteful number, since it uses less digits than its factorization.

1299059099 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 598549.

The product of its (nonzero) digits is 590490, while the sum is 53.

The square root of 1299059099 is about 36042.4624436234. The cubic root of 1299059099 is about 1091.1295137023.

The spelling of 1299059099 in words is "one billion, two hundred ninety-nine million, fifty-nine thousand, ninety-nine".