1452055144 has 16 divisors (see below), whose sum is σ = 2723038020. Its totient is φ = 725911680.

The previous prime is 1452055141. The next prime is 1452055181. The reversal of 1452055144 is 4415502541.

It is a happy number.

It can be written as a sum of positive squares in 2 ways, for example, as 1174432900 + 277622244 = 34270^2 + 16662^2 .

It is not an unprimeable number, because it can be changed into a prime (1452055141) 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, 63382 + ... + 83194.

Almost surely, 2^1452055144 is an apocalyptic number.

It is an amenable number.

1452055144 is a deficient number, since it is larger than the sum of its proper divisors (1270982876).

1452055144 is a wasteful number, since it uses less digits than its factorization.

1452055144 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 28980 (or 28976 counting only the distinct ones).

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

The square root of 1452055144 is about 38105.8413369919. The cubic root of 1452055144 is about 1132.3856831105.

Adding to 1452055144 its reverse (4415502541), we get a palindrome (5867557685).

The spelling of 1452055144 in words is "one billion, four hundred fifty-two million, fifty-five thousand, one hundred forty-four".