1042225203 has 4 divisors (see below), whose sum is σ = 1389633608. Its totient is φ = 694816800.

The previous prime is 1042225187. The next prime is 1042225211. The reversal of 1042225203 is 3025222401.

It is a semiprime because it is the product of two primes.

It is not a de Polignac number, because 1042225203 - 2⁴ = 1042225187 is a prime.

It is a Duffinian number.

It is a zygodrome in base 2.

It is a self number, because there is not a number n which added to its sum of digits gives 1042225203.

It is not an unprimeable number, because it can be changed into a prime (1042225253) 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, 173704198 + ... + 173704203.

It is an arithmetic number, because the mean of its divisors is an integer number (347408402).

Almost surely, 2^1042225203 is an apocalyptic number.

1042225203 is a deficient number, since it is larger than the sum of its proper divisors (347408405).

1042225203 is an equidigital number, since it uses as much as digits as its factorization.

1042225203 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 347408404.

The product of its (nonzero) digits is 960, while the sum is 21.

The square root of 1042225203 is about 32283.5128664772. The cubic root of 1042225203 is about 1013.8814805320.

Adding to 1042225203 its reverse (3025222401), we get a palindrome (4067447604).

The spelling of 1042225203 in words is "one billion, forty-two million, two hundred twenty-five thousand, two hundred three".