1146894249 has 8 divisors (see below), whose sum is σ = 1547616672. Its totient is φ = 755384000.

The previous prime is 1146894247. The next prime is 1146894251. The reversal of 1146894249 is 9424986411.

It is an interprime number because it is at equal distance from previous prime (1146894247) and next prime (1146894251).

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 1146894249 - 2¹ = 1146894247 is a prime.

It is a Curzon number.

It is a junction number, because it is equal to n+sod(n) for n = 1146894198 and 1146894207.

It is not an unprimeable number, because it can be changed into a prime (1146894247) 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, 2302752 + ... + 2303249.

It is an arithmetic number, because the mean of its divisors is an integer number (193452084).

Almost surely, 2^1146894249 is an apocalyptic number.

It is an amenable number.

1146894249 is a deficient number, since it is larger than the sum of its proper divisors (400722423).

1146894249 is an equidigital number, since it uses as much as digits as its factorization.

1146894249 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4606087.

The product of its digits is 497664, while the sum is 48.

The square root of 1146894249 is about 33865.8271565896. The cubic root of 1146894249 is about 1046.7455541963.

The spelling of 1146894249 in words is "one billion, one hundred forty-six million, eight hundred ninety-four thousand, two hundred forty-nine".