1122512153 has 16 divisors (see below), whose sum is σ = 1360128000. Its totient is φ = 904941072.

The previous prime is 1122512143. The next prime is 1122512161. The reversal of 1122512153 is 3512152211.

It is not a de Polignac number, because 1122512153 - 2⁶ = 1122512089 is a prime.

It is not an unprimeable number, because it can be changed into a prime (1122512143) 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 15 ways as a sum of consecutive naturals, for example, 11873 + ... + 48846.

It is an arithmetic number, because the mean of its divisors is an integer number (85008000).

Almost surely, 2^1122512153 is an apocalyptic number.

It is an amenable number.

1122512153 is a deficient number, since it is larger than the sum of its proper divisors (237615847).

1122512153 is a wasteful number, since it uses less digits than its factorization.

1122512153 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 60884.

The product of its digits is 600, while the sum is 23.

The square root of 1122512153 is about 33503.9125028705. The cubic root of 1122512153 is about 1039.2746893571.

Adding to 1122512153 its reverse (3512152211), we get a palindrome (4634664364).

The spelling of 1122512153 in words is "one billion, one hundred twenty-two million, five hundred twelve thousand, one hundred fifty-three".