1011444425 has 12 divisors (see below), whose sum is σ = 1256824320. Its totient is φ = 807456720.

The previous prime is 1011444377. The next prime is 1011444431. The reversal of 1011444425 is 5244441101.

1011444425 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 1011444425 - 2⁶ = 1011444361 is a prime.

It is a Curzon number.

It is a junction number, because it is equal to n+sod(n) for n = 1011444394 and 1011444403.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 30257 + ... + 54206.

It is an arithmetic number, because the mean of its divisors is an integer number (104735360).

Almost surely, 2^1011444425 is an apocalyptic number.

It is an amenable number.

1011444425 is a deficient number, since it is larger than the sum of its proper divisors (245379895).

1011444425 is an equidigital number, since it uses as much as digits as its factorization.

1011444425 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 84952 (or 84947 counting only the distinct ones).

The product of its (nonzero) digits is 2560, while the sum is 26.

The square root of 1011444425 is about 31803.2140671348. The cubic root of 1011444425 is about 1003.8003473973.

Adding to 1011444425 its reverse (5244441101), we get a palindrome (6255885526).

The spelling of 1011444425 in words is "one billion, eleven million, four hundred forty-four thousand, four hundred twenty-five".