1149948799 has 8 divisors (see below), whose sum is σ = 1281677040. Its totient is φ = 1025341056.

The previous prime is 1149948781. The next prime is 1149948817. The reversal of 1149948799 is 9978499411.

It is an interprime number because it is at equal distance from previous prime (1149948781) and next prime (1149948817).

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 1149948799 - 2⁹ = 1149948287 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 (1149948769) by changing a digit.

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 7 ways as a sum of consecutive naturals, for example, 1779784 + ... + 1780429.

It is an arithmetic number, because the mean of its divisors is an integer number (160209630).

Almost surely, 2^1149948799 is an apocalyptic number.

1149948799 is a gapful number since it is divisible by the number (19) formed by its first and last digit.

1149948799 is a deficient number, since it is larger than the sum of its proper divisors (131728241).

1149948799 is a wasteful number, since it uses less digits than its factorization.

1149948799 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3560249.

The product of its digits is 5878656, while the sum is 61.

The square root of 1149948799 is about 33910.8949896637. The cubic root of 1149948799 is about 1047.6740043169.

The spelling of 1149948799 in words is "one billion, one hundred forty-nine million, nine hundred forty-eight thousand, seven hundred ninety-nine".