1122345252 has 36 divisors (see below), whose sum is σ = 3242331456. Its totient is φ = 320670000.

The previous prime is 1122345247. The next prime is 1122345271. The reversal of 1122345252 is 2525432211.

1122345252 is a `hidden beast` number, since 112 + 23 + 4 + 525 + 2 = 666.

It is a tau number, because it is divible by the number of its divisors (36).

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, 2226624 + ... + 2227127.

Almost surely, 2^1122345252 is an apocalyptic number.

1122345252 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

1122345252 is an abundant number, since it is smaller than the sum of its proper divisors (2119986204).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

1122345252 is a wasteful number, since it uses less digits than its factorization.

1122345252 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4453768 (or 4453763 counting only the distinct ones).

The product of its digits is 4800, while the sum is 27.

The square root of 1122345252 is about 33501.4216414766. The cubic root of 1122345252 is about 1039.2231785317.

Adding to 1122345252 its reverse (2525432211), we get a palindrome (3647777463).

The spelling of 1122345252 in words is "one billion, one hundred twenty-two million, three hundred forty-five thousand, two hundred fifty-two".