1333799999 has 4 divisors (see below), whose sum is σ = 1524342864. Its totient is φ = 1143257136.

The previous prime is 1333799989. The next prime is 1333800011. The reversal of 1333799999 is 9999973331.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 9999973331 = 59999 ⋅166669.

It is not a de Polignac number, because 1333799999 - 2²⁰ = 1332751423 is a prime.

It is a Duffinian number.

1333799999 is a modest number, since divided by 99999 gives 13337 as remainder.

It is a plaindrome in base 10.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1333799989) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 95271422 + ... + 95271435.

It is an arithmetic number, because the mean of its divisors is an integer number (381085716).

Almost surely, 2^1333799999 is an apocalyptic number.

1333799999 is a deficient number, since it is larger than the sum of its proper divisors (190542865).

1333799999 is an equidigital number, since it uses as much as digits as its factorization.

1333799999 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 190542864.

The product of its digits is 11160261, while the sum is 62.

The square root of 1333799999 is about 36521.2266907890. The cubic root of 1333799999 is about 1100.7708093270.

The spelling of 1333799999 in words is "one billion, three hundred thirty-three million, seven hundred ninety-nine thousand, nine hundred ninety-nine".