1012625203 has 8 divisors (see below), whose sum is σ = 1028346320. Its totient is φ = 996922080.

The previous prime is 1012625171. The next prime is 1012625221. The reversal of 1012625203 is 3025262101.

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 1012625203 - 2⁵ = 1012625171 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (1012625303) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 148693 + ... + 155353.

It is an arithmetic number, because the mean of its divisors is an integer number (128543290).

Almost surely, 2^1012625203 is an apocalyptic number.

1012625203 is a deficient number, since it is larger than the sum of its proper divisors (15721117).

1012625203 is an equidigital number, since it uses as much as digits as its factorization.

1012625203 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 8997.

The product of its (nonzero) digits is 720, while the sum is 22.

The square root of 1012625203 is about 31821.7724679189. The cubic root of 1012625203 is about 1004.1908135475.

Adding to 1012625203 its reverse (3025262101), we get a palindrome (4037887304).

The spelling of 1012625203 in words is "one billion, twelve million, six hundred twenty-five thousand, two hundred three".