1124107809 has 16 divisors (see below), whose sum is σ = 1644525504. Its totient is φ = 677336000.

The previous prime is 1124107769. The next prime is 1124107913. The reversal of 1124107809 is 9087014211.

It is not a de Polignac number, because 1124107809 - 2⁸ = 1124107553 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (33).

It is a self number, because there is not a number n which added to its sum of digits gives 1124107809.

It is not an unprimeable number, because it can be changed into a prime (1124107109) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 92742 + ... + 104159.

It is an arithmetic number, because the mean of its divisors is an integer number (102782844).

Almost surely, 2^1124107809 is an apocalyptic number.

It is an amenable number.

1124107809 is a deficient number, since it is larger than the sum of its proper divisors (520417695).

1124107809 is a wasteful number, since it uses less digits than its factorization.

1124107809 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 197088.

The product of its (nonzero) digits is 4032, while the sum is 33.

The square root of 1124107809 is about 33527.7170263649. The cubic root of 1124107809 is about 1039.7669007294.

The spelling of 1124107809 in words is "one billion, one hundred twenty-four million, one hundred seven thousand, eight hundred nine".