1122435145 has 32 divisors (see below), whose sum is σ = 1507951872. Its totient is φ = 796614912.

The previous prime is 1122435143. The next prime is 1122435161. The reversal of 1122435145 is 5415342211.

It is a cyclic number.

It is not a de Polignac number, because 1122435145 - 2¹ = 1122435143 is a prime.

It is not an unprimeable number, because it can be changed into a prime (1122435143) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 196804 + ... + 202426.

It is an arithmetic number, because the mean of its divisors is an integer number (47123496).

Almost surely, 2^1122435145 is an apocalyptic number.

It is an amenable number.

1122435145 is a deficient number, since it is larger than the sum of its proper divisors (385516727).

1122435145 is a wasteful number, since it uses less digits than its factorization.

1122435145 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5761.

The product of its digits is 4800, while the sum is 28.

The square root of 1122435145 is about 33502.7632442460. The cubic root of 1122435145 is about 1039.2509229342.

Adding to 1122435145 its reverse (5415342211), we get a palindrome (6537777356).

The spelling of 1122435145 in words is "one billion, one hundred twenty-two million, four hundred thirty-five thousand, one hundred forty-five".