1083394923 has 8 divisors (see below), whose sum is σ = 1555644048. Its totient is φ = 666704544.

The previous prime is 1083394919. The next prime is 1083394981. The reversal of 1083394923 is 3294933801.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 1083394923 - 2² = 1083394919 is a prime.

It is not an unprimeable number, because it can be changed into a prime (1083394223) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 13889640 + ... + 13889717.

It is an arithmetic number, because the mean of its divisors is an integer number (194455506).

Almost surely, 2^1083394923 is an apocalyptic number.

1083394923 is a gapful number since it is divisible by the number (13) formed by its first and last digit.

1083394923 is a deficient number, since it is larger than the sum of its proper divisors (472249125).

1083394923 is a wasteful number, since it uses less digits than its factorization.

1083394923 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 27779373.

The product of its (nonzero) digits is 139968, while the sum is 42.

The square root of 1083394923 is about 32914.9650311222. The cubic root of 1083394923 is about 1027.0594873492.

The spelling of 1083394923 in words is "one billion, eighty-three million, three hundred ninety-four thousand, nine hundred twenty-three".