111453325252 has 24 divisors (see below), whose sum is σ = 206823400056. Its totient is φ = 52370669568.

The previous prime is 111453325229. The next prime is 111453325261. The reversal of 111453325252 is 252523354111.

It can be written as a sum of positive squares in 4 ways, for example, as 16825721796 + 94627603456 = 129714^2 + 307616^2 .

It is a Harshad number since it is a multiple of its sum of digits (34).

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1171933 + ... + 1263460.

It is an arithmetic number, because the mean of its divisors is an integer number (8617641669).

Almost surely, 2^111453325252 is an apocalyptic number.

It is an amenable number.

111453325252 is a deficient number, since it is larger than the sum of its proper divisors (95370074804).

111453325252 is a wasteful number, since it uses less digits than its factorization.

111453325252 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2436087 (or 2436085 counting only the distinct ones).

The product of its digits is 36000, while the sum is 34.

Adding to 111453325252 its reverse (252523354111), we get a palindrome (363976679363).

The spelling of 111453325252 in words is "one hundred eleven billion, four hundred fifty-three million, three hundred twenty-five thousand, two hundred fifty-two".