1112989345 has 8 divisors (see below), whose sum is σ = 1438324776. Its totient is φ = 821899776.

The previous prime is 1112989331. The next prime is 1112989351. The reversal of 1112989345 is 5439892111.

It can be written as a sum of positive squares in 4 ways, for example, as 174424849 + 938564496 = 13207^2 + 30636^2 .

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

It is a cyclic number.

It is not a de Polignac number, because 1112989345 - 2⁷ = 1112989217 is a prime.

It is a Duffinian number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 8561392 + ... + 8561521.

It is an arithmetic number, because the mean of its divisors is an integer number (179790597).

Almost surely, 2^1112989345 is an apocalyptic number.

It is an amenable number.

1112989345 is a deficient number, since it is larger than the sum of its proper divisors (325335431).

1112989345 is a wasteful number, since it uses less digits than its factorization.

1112989345 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 17122931.

The product of its digits is 77760, while the sum is 43.

The square root of 1112989345 is about 33361.4949455207. The cubic root of 1112989345 is about 1036.3274510517.

The spelling of 1112989345 in words is "one billion, one hundred twelve million, nine hundred eighty-nine thousand, three hundred forty-five".