1425122242 has 8 divisors (see below), whose sum is σ = 2153062800. Its totient is φ = 707434644.

The previous prime is 1425122233. The next prime is 1425122249. The reversal of 1425122242 is 2422215241.

It is a happy number.

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

It is not an unprimeable number, because it can be changed into a prime (1425122249) 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, 2562892 + ... + 2563447.

It is an arithmetic number, because the mean of its divisors is an integer number (269132850).

Almost surely, 2^1425122242 is an apocalyptic number.

1425122242 is a deficient number, since it is larger than the sum of its proper divisors (727940558).

1425122242 is a wasteful number, since it uses less digits than its factorization.

1425122242 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5126480.

The product of its digits is 2560, while the sum is 25.

The square root of 1425122242 is about 37750.7912764753. The cubic root of 1425122242 is about 1125.3407341889.

Adding to 1425122242 its reverse (2422215241), we get a palindrome (3847337483).

The spelling of 1425122242 in words is "one billion, four hundred twenty-five million, one hundred twenty-two thousand, two hundred forty-two".