1425144033 has 12 divisors (see below), whose sum is σ = 2086741540. Its totient is φ = 937080576.

The previous prime is 1425144023. The next prime is 1425144043. The reversal of 1425144033 is 3304415241.

It is a happy number.

1425144033 is a `hidden beast` number, since 1 + 4 + 251 + 4 + 403 + 3 = 666.

It is an interprime number because it is at equal distance from previous prime (1425144023) and next prime (1425144043).

It can be written as a sum of positive squares in 2 ways, for example, as 408363264 + 1016780769 = 20208^2 + 31887^2 .

It is not a de Polignac number, because 1425144033 - 2⁸ = 1425143777 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 1425143988 and 1425144006.

It is not an unprimeable number, because it can be changed into a prime (1425144023) by changing a digit.

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 11 ways as a sum of consecutive naturals, for example, 1083928 + ... + 1085241.

Almost surely, 2^1425144033 is an apocalyptic number.

It is an amenable number.

1425144033 is a deficient number, since it is larger than the sum of its proper divisors (661597507).

1425144033 is a wasteful number, since it uses less digits than its factorization.

1425144033 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2169248 (or 2169245 counting only the distinct ones).

The product of its (nonzero) digits is 5760, while the sum is 27.

The square root of 1425144033 is about 37751.0798918389. The cubic root of 1425144033 is about 1125.3464698782.

Adding to 1425144033 its reverse (3304415241), we get a palindrome (4729559274).

The spelling of 1425144033 in words is "one billion, four hundred twenty-five million, one hundred forty-four thousand, thirty-three".