1442653525 has 12 divisors (see below), whose sum is σ = 1789422052. Its totient is φ = 1153779840.

The previous prime is 1442653463. The next prime is 1442653559. The reversal of 1442653525 is 5253562441.

It can be written as a sum of positive squares in 6 ways, for example, as 1540081 + 1441113444 = 1241^2 + 37962^2 .

It is not a de Polignac number, because 1442653525 - 2¹³ = 1442645333 is a prime.

It is a Duffinian number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 108649 + ... + 121201.

Almost surely, 2^1442653525 is an apocalyptic number.

It is an amenable number.

1442653525 is a deficient number, since it is larger than the sum of its proper divisors (346768527).

1442653525 is a wasteful number, since it uses less digits than its factorization.

1442653525 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 17160 (or 17155 counting only the distinct ones).

The product of its digits is 144000, while the sum is 37.

The square root of 1442653525 is about 37982.2790917028. The cubic root of 1442653525 is about 1129.9364375451.

The spelling of 1442653525 in words is "one billion, four hundred forty-two million, six hundred fifty-three thousand, five hundred twenty-five".