1111422452 has 12 divisors (see below), whose sum is σ = 2222844960. Its totient is φ = 476323896.

The previous prime is 1111422451. The next prime is 1111422467. The reversal of 1111422452 is 2542241111.

1111422452 is an admirable number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1111422451) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 19846802 + ... + 19846857.

It is an arithmetic number, because the mean of its divisors is an integer number (185237080).

Almost surely, 2^1111422452 is an apocalyptic number.

It is an amenable number.

1111422452 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

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

1111422452 is a wasteful number, since it uses less digits than its factorization.

1111422452 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 39693670 (or 39693668 counting only the distinct ones).

The product of its digits is 640, while the sum is 23.

The square root of 1111422452 is about 33338.0031195631. The cubic root of 1111422452 is about 1035.8409004699.

Adding to 1111422452 its reverse (2542241111), we get a palindrome (3653663563).

The spelling of 1111422452 in words is "one billion, one hundred eleven million, four hundred twenty-two thousand, four hundred fifty-two".