1122134545 has 12 divisors (see below), whose sum is σ = 1566408564. Its totient is φ = 769463520.

The previous prime is 1122134537. The next prime is 1122134561. The reversal of 1122134545 is 5454312211.

It can be written as a sum of positive squares in 2 ways, for example, as 782432784 + 339701761 = 27972^2 + 18431^2 .

It is not a de Polignac number, because 1122134545 - 2³ = 1122134537 is a prime.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 2289826 + ... + 2290315.

It is an arithmetic number, because the mean of its divisors is an integer number (130534047).

Almost surely, 2^1122134545 is an apocalyptic number.

It is an amenable number.

1122134545 is a deficient number, since it is larger than the sum of its proper divisors (444274019).

1122134545 is an equidigital number, since it uses as much as digits as its factorization.

1122134545 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4580160 (or 4580153 counting only the distinct ones).

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

The square root of 1122134545 is about 33498.2767467224. The cubic root of 1122134545 is about 1039.1581405224.

Adding to 1122134545 its reverse (5454312211), we get a palindrome (6576446756).

The spelling of 1122134545 in words is "one billion, one hundred twenty-two million, one hundred thirty-four thousand, five hundred forty-five".