1124872089 has 16 divisors (see below), whose sum is σ = 1639925760. Its totient is φ = 680178960.

The previous prime is 1124872069. The next prime is 1124872127. The reversal of 1124872089 is 9802784211.

It is not a de Polignac number, because 1124872089 - 2⁹ = 1124871577 is a prime.

It is a super-2 number, since 2×1124872089² = 2530674433222447842, which contains 22 as substring.

It is a Curzon number.

It is a self number, because there is not a number n which added to its sum of digits gives 1124872089.

It is not an unprimeable number, because it can be changed into a prime (1124872019) 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, 24337 + ... + 53310.

It is an arithmetic number, because the mean of its divisors is an integer number (102495360).

Almost surely, 2^1124872089 is an apocalyptic number.

It is an amenable number.

1124872089 is a deficient number, since it is larger than the sum of its proper divisors (515053671).

1124872089 is a wasteful number, since it uses less digits than its factorization.

1124872089 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 78100.

The product of its (nonzero) digits is 64512, while the sum is 42.

The square root of 1124872089 is about 33539.1128236869. The cubic root of 1124872089 is about 1040.0024929058.

The spelling of 1124872089 in words is "one billion, one hundred twenty-four million, eight hundred seventy-two thousand, eighty-nine".