1112447045 has 8 divisors (see below), whose sum is σ = 1349936280. Its totient is φ = 879957760.

The previous prime is 1112447041. The next prime is 1112447087. The reversal of 1112447045 is 5407442111.

It is a happy number.

It can be written as a sum of positive squares in 4 ways, for example, as 266277124 + 846169921 = 16318^2 + 29089^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 1112447045 - 2² = 1112447041 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 1112446999 and 1112447017.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1112447041) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1249496 + ... + 1250385.

It is an arithmetic number, because the mean of its divisors is an integer number (168742035).

Almost surely, 2^1112447045 is an apocalyptic number.

It is an amenable number.

1112447045 is a deficient number, since it is larger than the sum of its proper divisors (237489235).

1112447045 is an equidigital number, since it uses as much as digits as its factorization.

1112447045 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2499975.

The product of its (nonzero) digits is 4480, while the sum is 29.

The square root of 1112447045 is about 33353.3663218572. The cubic root of 1112447045 is about 1036.1591081167.

Adding to 1112447045 its reverse (5407442111), we get a palindrome (6519889156).

The spelling of 1112447045 in words is "one billion, one hundred twelve million, four hundred forty-seven thousand, forty-five".