1122440013 has 12 divisors (see below), whose sum is σ = 1648782720. Its totient is φ = 735610056.

The previous prime is 1122440003. The next prime is 1122440023. The reversal of 1122440013 is 3100442211.

It is an interprime number because it is at equal distance from previous prime (1122440003) and next prime (1122440023).

It is not a de Polignac number, because 1122440013 - 2¹² = 1122435917 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1122440003) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 1056381 + ... + 1057442.

It is an arithmetic number, because the mean of its divisors is an integer number (137398560).

Almost surely, 2^1122440013 is an apocalyptic number.

It is an amenable number.

1122440013 is a deficient number, since it is larger than the sum of its proper divisors (526342707).

1122440013 is a wasteful number, since it uses less digits than its factorization.

1122440013 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2113888 (or 2113885 counting only the distinct ones).

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

The square root of 1122440013 is about 33502.8358948910. The cubic root of 1122440013 is about 1039.2524253421.

Adding to 1122440013 its reverse (3100442211), we get a palindrome (4222882224).

The spelling of 1122440013 in words is "one billion, one hundred twenty-two million, four hundred forty thousand, thirteen".