1083634463 has 4 divisors (see below), whose sum is σ = 1083742440. Its totient is φ = 1083526488.

The previous prime is 1083634339. The next prime is 1083634477. The reversal of 1083634463 is 3644363801.

It is a semiprime because it is the product of two primes, and also a brilliant number, because the two primes have the same length.

It is a cyclic number.

It is not a de Polignac number, because 1083634463 - 2¹⁴ = 1083618079 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 (1083634493) 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, 37193 + ... + 59586.

It is an arithmetic number, because the mean of its divisors is an integer number (270935610).

Almost surely, 2^1083634463 is an apocalyptic number.

1083634463 is a deficient number, since it is larger than the sum of its proper divisors (107977).

1083634463 is an equidigital number, since it uses as much as digits as its factorization.

1083634463 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 107976.

The product of its (nonzero) digits is 124416, while the sum is 38.

The square root of 1083634463 is about 32918.6036003959. The cubic root of 1083634463 is about 1027.1351764922.

The spelling of 1083634463 in words is "one billion, eighty-three million, six hundred thirty-four thousand, four hundred sixty-three".