1122004245 has 48 divisors (see below), whose sum is σ = 1903122432. Its totient is φ = 564382080.

The previous prime is 1122004211. The next prime is 1122004291. The reversal of 1122004245 is 5424002211.

It is not a de Polignac number, because 1122004245 - 2⁶ = 1122004181 is a prime.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 2073675 + ... + 2074215.

It is an arithmetic number, because the mean of its divisors is an integer number (39648384).

Almost surely, 2^1122004245 is an apocalyptic number.

1122004245 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

It is an amenable number.

1122004245 is a deficient number, since it is larger than the sum of its proper divisors (781118187).

1122004245 is a wasteful number, since it uses less digits than its factorization.

1122004245 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 970 (or 951 counting only the distinct ones).

The product of its (nonzero) digits is 640, while the sum is 21.

The square root of 1122004245 is about 33496.3318140957. The cubic root of 1122004245 is about 1039.1179173164.

Adding to 1122004245 its reverse (5424002211), we get a palindrome (6546006456).

The spelling of 1122004245 in words is "one billion, one hundred twenty-two million, four thousand, two hundred forty-five".