1121041004 has 6 divisors (see below), whose sum is σ = 1961821764. Its totient is φ = 560520500.

The previous prime is 1121040971. The next prime is 1121041007. The reversal of 1121041004 is 4001401211.

It is a self number, because there is not a number n which added to its sum of digits gives 1121041004.

It is not an unprimeable number, because it can be changed into a prime (1121041007) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 140130122 + ... + 140130129.

It is an arithmetic number, because the mean of its divisors is an integer number (326970294).

Almost surely, 2^1121041004 is an apocalyptic number.

It is an amenable number.

1121041004 is a deficient number, since it is larger than the sum of its proper divisors (840780760).

1121041004 is a wasteful number, since it uses less digits than its factorization.

1121041004 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 280260255 (or 280260253 counting only the distinct ones).

The product of its (nonzero) digits is 32, while the sum is 14.

The square root of 1121041004 is about 33481.9504210851. The cubic root of 1121041004 is about 1038.8204711605.

Adding to 1121041004 its reverse (4001401211), we get a palindrome (5122442215).

The spelling of 1121041004 in words is "one billion, one hundred twenty-one million, forty-one thousand, four".