1093923812 has 12 divisors (see below), whose sum is σ = 1917215916. Its totient is φ = 546147840.

The previous prime is 1093923811. The next prime is 1093923847. The reversal of 1093923812 is 2183293901.

It can be written as a sum of positive squares in 2 ways, for example, as 776513956 + 317409856 = 27866^2 + 17816^2 .

It is a super-2 number, since 2×1093923812² = 2393338612921222688, which contains 22 as substring.

It is a hoax number, since the sum of its digits (38) coincides with the sum of the digits of its distinct prime factors.

It is not an unprimeable number, because it can be changed into a prime (1093923811) 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, 200489 + ... + 205872.

It is an arithmetic number, because the mean of its divisors is an integer number (159767993).

Almost surely, 2^1093923812 is an apocalyptic number.

It is an amenable number.

1093923812 is a deficient number, since it is larger than the sum of its proper divisors (823292104).

1093923812 is a wasteful number, since it uses less digits than its factorization.

1093923812 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 407038 (or 407036 counting only the distinct ones).

The product of its (nonzero) digits is 23328, while the sum is 38.

The square root of 1093923812 is about 33074.5190743569. The cubic root of 1093923812 is about 1030.3758994968.

The spelling of 1093923812 in words is "one billion, ninety-three million, nine hundred twenty-three thousand, eight hundred twelve".