1425224003 has 8 divisors (see below), whose sum is σ = 1699646208. Its totient is φ = 1168506504.

The previous prime is 1425223999. The next prime is 1425224023. The reversal of 1425224003 is 3004225241.

It is a happy number.

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

It is a cyclic number.

It is not a de Polignac number, because 1425224003 - 2² = 1425223999 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (23).

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 1425224003.

It is not an unprimeable number, because it can be changed into a prime (1425224023) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 4426001 + ... + 4426322.

It is an arithmetic number, because the mean of its divisors is an integer number (212455776).

Almost surely, 2^1425224003 is an apocalyptic number.

1425224003 is a deficient number, since it is larger than the sum of its proper divisors (274422205).

1425224003 is an equidigital number, since it uses as much as digits as its factorization.

1425224003 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 8852353.

The product of its (nonzero) digits is 1920, while the sum is 23.

The square root of 1425224003 is about 37752.1390519796. The cubic root of 1425224003 is about 1125.3675185750.

Adding to 1425224003 its reverse (3004225241), we get a palindrome (4429449244).

The spelling of 1425224003 in words is "one billion, four hundred twenty-five million, two hundred twenty-four thousand, three".