1331104225 has 12 divisors (see below), whose sum is σ = 1800621360. Its totient is φ = 968075600.

The previous prime is 1331104219. The next prime is 1331104273. The reversal of 1331104225 is 5224011331.

It is a happy number.

It is not a de Polignac number, because 1331104225 - 2¹¹ = 1331102177 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 1331104196 and 1331104205.

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, 2419915 + ... + 2420464.

It is an arithmetic number, because the mean of its divisors is an integer number (150051780).

Almost surely, 2^1331104225 is an apocalyptic number.

It is an amenable number.

1331104225 is a deficient number, since it is larger than the sum of its proper divisors (469517135).

1331104225 is a wasteful number, since it uses less digits than its factorization.

1331104225 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4840400 (or 4840395 counting only the distinct ones).

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

The square root of 1331104225 is about 36484.3010759422. The cubic root of 1331104225 is about 1100.0287113718.

Adding to 1331104225 its reverse (5224011331), we get a palindrome (6555115556).

The spelling of 1331104225 in words is "one billion, three hundred thirty-one million, one hundred four thousand, two hundred twenty-five".