1093993047 has 48 divisors (see below), whose sum is σ = 1883831040. Its totient is φ = 621473472.

The previous prime is 1093993003. The next prime is 1093993051. The reversal of 1093993047 is 7403993901.

It is not a de Polignac number, because 1093993047 - 2⁶ = 1093992983 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 1093992993 and 1093993011.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1093993067) 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, 302683 + ... + 306275.

It is an arithmetic number, because the mean of its divisors is an integer number (39246480).

Almost surely, 2^1093993047 is an apocalyptic number.

1093993047 is a deficient number, since it is larger than the sum of its proper divisors (789837993).

1093993047 is an equidigital number, since it uses as much as digits as its factorization.

1093993047 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3794 (or 3782 counting only the distinct ones).

The product of its (nonzero) digits is 183708, while the sum is 45.

The square root of 1093993047 is about 33075.5657094478. The cubic root of 1093993047 is about 1030.3976367116.

The spelling of 1093993047 in words is "one billion, ninety-three million, nine hundred ninety-three thousand, forty-seven".