1146794447 has 4 divisors (see below), whose sum is σ = 1149683496. Its totient is φ = 1143905400.

The previous prime is 1146794437. The next prime is 1146794471. The reversal of 1146794447 is 7444976411.

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

It is a cyclic number.

It is not a de Polignac number, because 1146794447 - 2¹⁰ = 1146793423 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 (1146794437) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1443929 + ... + 1444722.

It is an arithmetic number, because the mean of its divisors is an integer number (287420874).

Almost surely, 2^1146794447 is an apocalyptic number.

1146794447 is a deficient number, since it is larger than the sum of its proper divisors (2889049).

1146794447 is an equidigital number, since it uses as much as digits as its factorization.

1146794447 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2889048.

The product of its digits is 677376, while the sum is 47.

The square root of 1146794447 is about 33864.3536332823. The cubic root of 1146794447 is about 1046.7151909405.

The spelling of 1146794447 in words is "one billion, one hundred forty-six million, seven hundred ninety-four thousand, four hundred forty-seven".