1122045539 has 8 divisors (see below), whose sum is σ = 1142024640. Its totient is φ = 1102098600.

The previous prime is 1122045497. The next prime is 1122045541. The reversal of 1122045539 is 9355402211.

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 1122045539 - 2²⁰ = 1120996963 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (1122045599) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 68804 + ... + 83534.

It is an arithmetic number, because the mean of its divisors is an integer number (142753080).

Almost surely, 2^1122045539 is an apocalyptic number.

1122045539 is a deficient number, since it is larger than the sum of its proper divisors (19979101).

1122045539 is a wasteful number, since it uses less digits than its factorization.

1122045539 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 16081.

The product of its (nonzero) digits is 10800, while the sum is 32.

The square root of 1122045539 is about 33496.9482042768. The cubic root of 1122045539 is about 1039.1306649833.

The spelling of 1122045539 in words is "one billion, one hundred twenty-two million, forty-five thousand, five hundred thirty-nine".