1101001004 has 6 divisors (see below), whose sum is σ = 1926751764. Its totient is φ = 550500500.

The previous prime is 1101001001. The next prime is 1101001009. The reversal of 1101001004 is 4001001011.

It is a junction number, because it is equal to n+sod(n) for n = 1101000982 and 1101001000.

It is not an unprimeable number, because it can be changed into a prime (1101001001) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 137625122 + ... + 137625129.

It is an arithmetic number, because the mean of its divisors is an integer number (321125294).

Almost surely, 2^1101001004 is an apocalyptic number.

It is an amenable number.

1101001004 is a deficient number, since it is larger than the sum of its proper divisors (825750760).

1101001004 is a wasteful number, since it uses less digits than its factorization.

1101001004 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 275250255 (or 275250253 counting only the distinct ones).

The product of its (nonzero) digits is 4, while the sum is 8.

The square root of 1101001004 is about 33181.3351750649. The cubic root of 1101001004 is about 1032.5931467420.

Adding to 1101001004 its reverse (4001001011), we get a palindrome (5102002015).

The spelling of 1101001004 in words is "one billion, one hundred one million, one thousand, four".