1101423444 has 24 divisors (see below), whose sum is σ = 2803623648. Its totient is φ = 333764640.

The previous prime is 1101423443. The next prime is 1101423461. The reversal of 1101423444 is 4443241011.

It is a super-2 number, since 2×1101423444² = 2426267205985642272, which contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1101423443) by changing a digit.

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 7 ways as a sum of consecutive naturals, for example, 4171927 + ... + 4172190.

It is an arithmetic number, because the mean of its divisors is an integer number (116817652).

Almost surely, 2^1101423444 is an apocalyptic number.

It is an amenable number.

1101423444 is an abundant number, since it is smaller than the sum of its proper divisors (1702200204).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

1101423444 is a wasteful number, since it uses less digits than its factorization.

1101423444 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 8344135 (or 8344133 counting only the distinct ones).

The product of its (nonzero) digits is 1536, while the sum is 24.

The square root of 1101423444 is about 33187.7001914866. The cubic root of 1101423444 is about 1032.7251941152.

Adding to 1101423444 its reverse (4443241011), we get a palindrome (5544664455).

The spelling of 1101423444 in words is "one billion, one hundred one million, four hundred twenty-three thousand, four hundred forty-four".