1425254042 has 8 divisors (see below), whose sum is σ = 2143707456. Its totient is φ = 710684892.

The previous prime is 1425254029. The next prime is 1425254063. The reversal of 1425254042 is 2404525241.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a junction number, because it is equal to n+sod(n) for n = 1425253996 and 1425254014.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 970148 + ... + 971615.

It is an arithmetic number, because the mean of its divisors is an integer number (267963432).

Almost surely, 2^1425254042 is an apocalyptic number.

1425254042 is a deficient number, since it is larger than the sum of its proper divisors (718453414).

1425254042 is a wasteful number, since it uses less digits than its factorization.

1425254042 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1942132.

The product of its (nonzero) digits is 12800, while the sum is 29.

The square root of 1425254042 is about 37752.5368948896. The cubic root of 1425254042 is about 1125.3754248590.

Adding to 1425254042 its reverse (2404525241), we get a palindrome (3829779283).

The spelling of 1425254042 in words is "one billion, four hundred twenty-five million, two hundred fifty-four thousand, forty-two".