1142513425 has 6 divisors (see below), whose sum is σ = 1416716678. Its totient is φ = 914010720.

The previous prime is 1142513423. The next prime is 1142513429. The reversal of 1142513425 is 5243152411.

It can be written as a sum of positive squares in 3 ways, for example, as 108826624 + 1033686801 = 10432^2 + 32151^2 .

It is not a de Polignac number, because 1142513425 - 2¹ = 1142513423 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 1142513393 and 1142513402.

It is not an unprimeable number, because it can be changed into a prime (1142513423) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 22850244 + ... + 22850293.

Almost surely, 2^1142513425 is an apocalyptic number.

It is an amenable number.

1142513425 is a deficient number, since it is larger than the sum of its proper divisors (274203253).

1142513425 is an equidigital number, since it uses as much as digits as its factorization.

1142513425 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 45700547 (or 45700542 counting only the distinct ones).

The product of its digits is 4800, while the sum is 28.

The square root of 1142513425 is about 33801.0861511875. The cubic root of 1142513425 is about 1045.4110925802.

Adding to 1142513425 its reverse (5243152411), we get a palindrome (6385665836).

The spelling of 1142513425 in words is "one billion, one hundred forty-two million, five hundred thirteen thousand, four hundred twenty-five".