1146054243 has 24 divisors (see below), whose sum is σ = 1580545008. Its totient is φ = 738631296.

The previous prime is 1146054197. The next prime is 1146054253. The reversal of 1146054243 is 3424506411.

It is not a de Polignac number, because 1146054243 - 2⁹ = 1146053731 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 1146054243.

It is not an unprimeable number, because it can be changed into a prime (1146054253) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 709705 + ... + 711317.

It is an arithmetic number, because the mean of its divisors is an integer number (65856042).

Almost surely, 2^1146054243 is an apocalyptic number.

1146054243 is a deficient number, since it is larger than the sum of its proper divisors (434490765).

1146054243 is a wasteful number, since it uses less digits than its factorization.

1146054243 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1863 (or 1826 counting only the distinct ones).

The product of its (nonzero) digits is 11520, while the sum is 30.

The square root of 1146054243 is about 33853.4229140865. The cubic root of 1146054243 is about 1046.4899400164.

It can be divided in two parts, 11460 and 54243, that added together give a triangular number (65703 = T₃₆₂).

The spelling of 1146054243 in words is "one billion, one hundred forty-six million, fifty-four thousand, two hundred forty-three".