1123341609 has 16 divisors (see below), whose sum is σ = 1614069632. Its totient is φ = 690830208.

The previous prime is 1123341607. The next prime is 1123341613. The reversal of 1123341609 is 9061433211.

It is not a de Polignac number, because 1123341609 - 2¹ = 1123341607 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (1123341601) 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, 55932 + ... + 73314.

It is an arithmetic number, because the mean of its divisors is an integer number (100879352).

Almost surely, 2^1123341609 is an apocalyptic number.

It is an amenable number.

1123341609 is a deficient number, since it is larger than the sum of its proper divisors (490728023).

1123341609 is a wasteful number, since it uses less digits than its factorization.

1123341609 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 19056.

The product of its (nonzero) digits is 3888, while the sum is 30.

The square root of 1123341609 is about 33516.2887116101. The cubic root of 1123341609 is about 1039.5306094927.

The spelling of 1123341609 in words is "one billion, one hundred twenty-three million, three hundred forty-one thousand, six hundred nine".