1083002004 has 36 divisors (see below), whose sum is σ = 3128673184. Its totient is φ = 309429072.

The previous prime is 1083001981. The next prime is 1083002009. The reversal of 1083002004 is 4002003801.

It is a happy number.

It is a tau number, because it is divible by the number of its divisors (36).

It is a Harshad number since it is a multiple of its sum of digits (18).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1083002009) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 2148562 + ... + 2149065.

Almost surely, 2^1083002004 is an apocalyptic number.

1083002004 is a gapful number since it is divisible by the number (14) formed by its first and last digit.

It is an amenable number.

1083002004 is an abundant number, since it is smaller than the sum of its proper divisors (2045671180).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

1083002004 is a wasteful number, since it uses less digits than its factorization.

1083002004 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4297644 (or 4297639 counting only the distinct ones).

The product of its (nonzero) digits is 192, while the sum is 18.

The square root of 1083002004 is about 32908.9957914246. The cubic root of 1083002004 is about 1026.9353097990.

Adding to 1083002004 its reverse (4002003801), we get a palindrome (5085005805).

The spelling of 1083002004 in words is "one billion, eighty-three million, two thousand, four".