1122133541 has 4 divisors (see below), whose sum is σ = 1122552000. Its totient is φ = 1121715084.

The previous prime is 1122133489. The next prime is 1122133549. The reversal of 1122133541 is 1453312211.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4, and also an emirpimes, since its reverse is a distinct semiprime: 1453312211 = 13 ⋅111793247.

It is a cyclic number.

It is not a de Polignac number, because 1122133541 - 2⁶ = 1122133477 is a prime.

It is a Duffinian number.

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1122133549) 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 3 ways as a sum of consecutive naturals, for example, 205181 + ... + 210578.

It is an arithmetic number, because the mean of its divisors is an integer number (280638000).

Almost surely, 2^1122133541 is an apocalyptic number.

It is an amenable number.

1122133541 is a deficient number, since it is larger than the sum of its proper divisors (418459).

1122133541 is an equidigital number, since it uses as much as digits as its factorization.

1122133541 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 418458.

The product of its digits is 720, while the sum is 23.

The square root of 1122133541 is about 33498.2617608735. The cubic root of 1122133541 is about 1039.1578306027.

Adding to 1122133541 its reverse (1453312211), we get a palindrome (2575445752).

The spelling of 1122133541 in words is "one billion, one hundred twenty-two million, one hundred thirty-three thousand, five hundred forty-one".