1112555245 has 4 divisors (see below), whose sum is σ = 1335066300. Its totient is φ = 890044192.

The previous prime is 1112555237. The next prime is 1112555329. The reversal of 1112555245 is 5425552111.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 876041604 + 236513641 = 29598^2 + 15379^2 .

It is a cyclic number.

It is not a de Polignac number, because 1112555245 - 2³ = 1112555237 is a prime.

It is a Smith number, since the sum of its digits (31) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 111255520 + ... + 111255529.

It is an arithmetic number, because the mean of its divisors is an integer number (333766575).

Almost surely, 2^1112555245 is an apocalyptic number.

It is an amenable number.

1112555245 is a deficient number, since it is larger than the sum of its proper divisors (222511055).

1112555245 is an equidigital number, since it uses as much as digits as its factorization.

1112555245 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 222511054.

The product of its digits is 10000, while the sum is 31.

The square root of 1112555245 is about 33354.9883075980. The cubic root of 1112555245 is about 1036.1927003617.

The spelling of 1112555245 in words is "one billion, one hundred twelve million, five hundred fifty-five thousand, two hundred forty-five".