1100001004 has 6 divisors (see below), whose sum is σ = 1925001764. Its totient is φ = 550000500.

The previous prime is 1100000959. The next prime is 1100001037. The reversal of 1100001004 is 4001000011.

It is a happy number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 137500122 + ... + 137500129.

Almost surely, 2^1100001004 is an apocalyptic number.

It is an amenable number.

1100001004 is a deficient number, since it is larger than the sum of its proper divisors (825000760).

1100001004 is a wasteful number, since it uses less digits than its factorization.

1100001004 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 275000255 (or 275000253 counting only the distinct ones).

The product of its (nonzero) digits is 4, while the sum is 7.

The square root of 1100001004 is about 33166.2630394200. The cubic root of 1100001004 is about 1032.2804295197.

Adding to 1100001004 its reverse (4001000011), we get a palindrome (5101001015).

The spelling of 1100001004 in words is "one billion, one hundred million, one thousand, four".