1425113217 has 16 divisors (see below), whose sum is σ = 2303213760. Its totient is φ = 863704800.

The previous prime is 1425113203. The next prime is 1425113243. The reversal of 1425113217 is 7123115241.

1425113217 is a `hidden beast` number, since 142 + 511 + 3 + 2 + 1 + 7 = 666.

It is not a de Polignac number, because 1425113217 - 2⁷ = 1425113089 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (27).

It is not an unprimeable number, because it can be changed into a prime (1425113717) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 2398884 + ... + 2399477.

It is an arithmetic number, because the mean of its divisors is an integer number (143950860).

Almost surely, 2^1425113217 is an apocalyptic number.

It is an amenable number.

1425113217 is a deficient number, since it is larger than the sum of its proper divisors (878100543).

1425113217 is a wasteful number, since it uses less digits than its factorization.

1425113217 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4798381 (or 4798375 counting only the distinct ones).

The product of its digits is 1680, while the sum is 27.

The square root of 1425113217 is about 37750.6717423677. The cubic root of 1425113217 is about 1125.3383586684.

Adding to 1425113217 its reverse (7123115241), we get a palindrome (8548228458).

The spelling of 1425113217 in words is "one billion, four hundred twenty-five million, one hundred thirteen thousand, two hundred seventeen".