1146326643 has 48 divisors (see below), whose sum is σ = 2185837056. Its totient is φ = 560459520.

The previous prime is 1146326633. The next prime is 1146326659. The reversal of 1146326643 is 3466236411.

1146326643 is a `hidden beast` number, since 1 + 1 + 4 + 6 + 3 + 2 + 6 + 643 = 666.

It is not a de Polignac number, because 1146326643 - 2⁴ = 1146326627 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 1146326598 and 1146326607.

It is not an unprimeable number, because it can be changed into a prime (1146326633) 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, 36871 + ... + 60432.

It is an arithmetic number, because the mean of its divisors is an integer number (45538272).

Almost surely, 2^1146326643 is an apocalyptic number.

1146326643 is a deficient number, since it is larger than the sum of its proper divisors (1039510413).

1146326643 is a wasteful number, since it uses less digits than its factorization.

1146326643 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 97344 (or 97341 counting only the distinct ones).

The product of its digits is 62208, while the sum is 36.

The square root of 1146326643 is about 33857.4459018987. The cubic root of 1146326643 is about 1046.5728451317.

The spelling of 1146326643 in words is "one billion, one hundred forty-six million, three hundred twenty-six thousand, six hundred forty-three".