1144252552 has 8 divisors (see below), whose sum is σ = 2145473550. Its totient is φ = 572126272.

The previous prime is 1144252517. The next prime is 1144252573. The reversal of 1144252552 is 2552524411.

It can be written as a sum of positive squares in only one way, i.e., 731918916 + 412333636 = 27054^2 + 20306^2 .

It is a tau number, because it is divible by the number of its divisors (8).

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 71515777 + ... + 71515792.

Almost surely, 2^1144252552 is an apocalyptic number.

It is an amenable number.

1144252552 is a deficient number, since it is larger than the sum of its proper divisors (1001220998).

1144252552 is a wasteful number, since it uses less digits than its factorization.

1144252552 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 143031575 (or 143031571 counting only the distinct ones).

The product of its digits is 16000, while the sum is 31.

The square root of 1144252552 is about 33826.8022727541. The cubic root of 1144252552 is about 1045.9412631366.

Adding to 1144252552 its reverse (2552524411), we get a palindrome (3696776963).

The spelling of 1144252552 in words is "one billion, one hundred forty-four million, two hundred fifty-two thousand, five hundred fifty-two".