1146200399 has 4 divisors (see below), whose sum is σ = 1151960400. Its totient is φ = 1140440400.

The previous prime is 1146200353. The next prime is 1146200411. The reversal of 1146200399 is 9930026411.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-1146200399 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 (1146200339) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2879702 + ... + 2880099.

It is an arithmetic number, because the mean of its divisors is an integer number (287990100).

Almost surely, 2^1146200399 is an apocalyptic number.

1146200399 is a deficient number, since it is larger than the sum of its proper divisors (5760001).

1146200399 is an equidigital number, since it uses as much as digits as its factorization.

1146200399 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5760000.

The product of its (nonzero) digits is 11664, while the sum is 35.

The square root of 1146200399 is about 33855.5815043842. The cubic root of 1146200399 is about 1046.5344243222.

The spelling of 1146200399 in words is "one billion, one hundred forty-six million, two hundred thousand, three hundred ninety-nine".