1111321252 has 12 divisors (see below), whose sum is σ = 1972204416. Its totient is φ = 547834280.

The previous prime is 1111321249. The next prime is 1111321259. The reversal of 1111321252 is 2521231111.

It is not an unprimeable number, because it can be changed into a prime (1111321259) 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, 1956268 + ... + 1956835.

It is an arithmetic number, because the mean of its divisors is an integer number (164350368).

Almost surely, 2^1111321252 is an apocalyptic number.

It is an amenable number.

1111321252 is a deficient number, since it is larger than the sum of its proper divisors (860883164).

1111321252 is a wasteful number, since it uses less digits than its factorization.

1111321252 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3913178 (or 3913176 counting only the distinct ones).

The product of its digits is 120, while the sum is 19.

The square root of 1111321252 is about 33336.4852976435. The cubic root of 1111321252 is about 1035.8094601954.

Adding to 1111321252 its reverse (2521231111), we get a palindrome (3632552363).

The spelling of 1111321252 in words is "one billion, one hundred eleven million, three hundred twenty-one thousand, two hundred fifty-two".