1452252243 has 16 divisors (see below), whose sum is σ = 2086004480. Its totient is φ = 893385504.

The previous prime is 1452252229. The next prime is 1452252253. The reversal of 1452252243 is 3422522541.

It is not a de Polignac number, because 1452252243 - 2⁵ = 1452252211 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 1452252243.

It is not an unprimeable number, because it can be changed into a prime (1452252253) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 168288 + ... + 176706.

It is an arithmetic number, because the mean of its divisors is an integer number (130375280).

Almost surely, 2^1452252243 is an apocalyptic number.

1452252243 is a gapful number since it is divisible by the number (13) formed by its first and last digit.

1452252243 is a deficient number, since it is larger than the sum of its proper divisors (633752237).

1452252243 is a wasteful number, since it uses less digits than its factorization.

1452252243 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 12858.

The product of its digits is 19200, while the sum is 30.

The square root of 1452252243 is about 38108.4274537798. The cubic root of 1452252243 is about 1132.4369166992.

Adding to 1452252243 its reverse (3422522541), we get a palindrome (4874774784).

The spelling of 1452252243 in words is "one billion, four hundred fifty-two million, two hundred fifty-two thousand, two hundred forty-three".