1425544612 has 12 divisors (see below), whose sum is σ = 2495389680. Its totient is φ = 712576136.

The previous prime is 1425544609. The next prime is 1425544613. The reversal of 1425544612 is 2164455241.

It is not an unprimeable number, because it can be changed into a prime (1425544613) 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, 32038 + ... + 62269.

It is an arithmetic number, because the mean of its divisors is an integer number (207949140).

Almost surely, 2^1425544612 is an apocalyptic number.

It is an amenable number.

1425544612 is a deficient number, since it is larger than the sum of its proper divisors (1069845068).

1425544612 is a wasteful number, since it uses less digits than its factorization.

1425544612 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 98090 (or 98088 counting only the distinct ones).

The product of its digits is 38400, while the sum is 34.

The square root of 1425544612 is about 37756.3850494191. The cubic root of 1425544612 is about 1125.4518973353.

Adding to 1425544612 its reverse (2164455241), we get a palindrome (3589999853).

The spelling of 1425544612 in words is "one billion, four hundred twenty-five million, five hundred forty-four thousand, six hundred twelve".