1112444445 has 32 divisors (see below), whose sum is σ = 2062063872. Its totient is φ = 501576192.

The previous prime is 1112444423. The next prime is 1112444447. The reversal of 1112444445 is 5444442111.

It is not a de Polignac number, because 1112444445 - 2⁵ = 1112444413 is a prime.

It is a super-3 number, since 3×1112444445³ (a number of 28 digits) contains 333 as substring. Note that it is a super-d number also for d = 2.

It is a plaindrome in base 10.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1112444447) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 64902 + ... + 80231.

It is an arithmetic number, because the mean of its divisors is an integer number (64439496).

Almost surely, 2^1112444445 is an apocalyptic number.

1112444445 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

It is an amenable number.

1112444445 is a deficient number, since it is larger than the sum of its proper divisors (949619427).

1112444445 is a wasteful number, since it uses less digits than its factorization.

1112444445 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 145221.

The product of its digits is 10240, while the sum is 30.

The square root of 1112444445 is about 33353.3273452590. The cubic root of 1112444445 is about 1036.1583008826.

Adding to 1112444445 its reverse (5444442111), we get a palindrome (6556886556).

The spelling of 1112444445 in words is "one billion, one hundred twelve million, four hundred forty-four thousand, four hundred forty-five".