1146304143 has 48 divisors (see below), whose sum is σ = 1866009600. Its totient is φ = 700539840.

The previous prime is 1146304127. The next prime is 1146304147. The reversal of 1146304143 is 3414036411.

1146304143 is a `hidden beast` number, since 1 + 14 + 630 + 4 + 14 + 3 = 666.

It is not a de Polignac number, because 1146304143 - 2⁴ = 1146304127 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (27).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1146304147) by changing a digit.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 139123 + ... + 147131.

It is an arithmetic number, because the mean of its divisors is an integer number (38875200).

Almost surely, 2^1146304143 is an apocalyptic number.

1146304143 is a deficient number, since it is larger than the sum of its proper divisors (719705457).

1146304143 is an equidigital number, since it uses as much as digits as its factorization.

1146304143 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 8074 (or 8062 counting only the distinct ones).

The product of its (nonzero) digits is 3456, while the sum is 27.

The square root of 1146304143 is about 33857.1136247613. The cubic root of 1146304143 is about 1046.5659977399.

The spelling of 1146304143 in words is "one billion, one hundred forty-six million, three hundred four thousand, one hundred forty-three".