1450999799 has 4 divisors (see below), whose sum is σ = 1486390080. Its totient is φ = 1415609520.

The previous prime is 1450999789. The next prime is 1450999801. The reversal of 1450999799 is 9979990541.

It is a happy number.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 9979990541 = 433 ⋅23048477.

It is a cyclic number.

It is not a de Polignac number, because 1450999799 - 2¹⁶ = 1450934263 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1450999729) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 17695079 + ... + 17695160.

It is an arithmetic number, because the mean of its divisors is an integer number (371597520).

Almost surely, 2^1450999799 is an apocalyptic number.

1450999799 is a deficient number, since it is larger than the sum of its proper divisors (35390281).

1450999799 is an equidigital number, since it uses as much as digits as its factorization.

1450999799 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 35390280.

The product of its (nonzero) digits is 8266860, while the sum is 62.

The square root of 1450999799 is about 38091.9912711320. The cubic root of 1450999799 is about 1132.1112795727. Note that the first 3 decimals are identical.

The spelling of 1450999799 in words is "one billion, four hundred fifty million, nine hundred ninety-nine thousand, seven hundred ninety-nine".