1452531141 has 12 divisors (see below), whose sum is σ = 2098706220. Its totient is φ = 968074560.

The previous prime is 1452531139. The next prime is 1452531161. The reversal of 1452531141 is 1411352541.

It can be written as a sum of positive squares in 2 ways, for example, as 571688100 + 880843041 = 23910^2 + 29679^2 .

It is not a de Polignac number, because 1452531141 - 2¹ = 1452531139 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1452531161) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 12511 + ... + 55331.

It is an arithmetic number, because the mean of its divisors is an integer number (174892185).

Almost surely, 2^1452531141 is an apocalyptic number.

It is an amenable number.

1452531141 is a deficient number, since it is larger than the sum of its proper divisors (646175079).

1452531141 is a wasteful number, since it uses less digits than its factorization.

1452531141 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 46596 (or 46593 counting only the distinct ones).

The product of its digits is 2400, while the sum is 27.

The square root of 1452531141 is about 38112.0865474458. The cubic root of 1452531141 is about 1132.5094050649.

Adding to 1452531141 its reverse (1411352541), we get a palindrome (2863883682).

The spelling of 1452531141 in words is "one billion, four hundred fifty-two million, five hundred thirty-one thousand, one hundred forty-one".