1122344889 has 8 divisors (see below), whose sum is σ = 1501748832. Its totient is φ = 745585440.

The previous prime is 1122344843. The next prime is 1122344891. The reversal of 1122344889 is 9884432211.

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

It is not a de Polignac number, because 1122344889 - 2⁷ = 1122344761 is a prime.

It is a plaindrome in base 10.

It is a self number, because there is not a number n which added to its sum of digits gives 1122344889.

It is not an unprimeable number, because it can be changed into a prime (1122344809) 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, 660132 + ... + 661829.

It is an arithmetic number, because the mean of its divisors is an integer number (187718604).

Almost surely, 2^1122344889 is an apocalyptic number.

It is an amenable number.

1122344889 is a deficient number, since it is larger than the sum of its proper divisors (379403943).

1122344889 is a wasteful number, since it uses less digits than its factorization.

1122344889 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1322247.

The product of its digits is 110592, while the sum is 42.

The square root of 1122344889 is about 33501.4162237957. The cubic root of 1122344889 is about 1039.2230664931.

The spelling of 1122344889 in words is "one billion, one hundred twenty-two million, three hundred forty-four thousand, eight hundred eighty-nine".