1316065225 has 24 divisors (see below), whose sum is σ = 1652840640. Its totient is φ = 1039427520.

The previous prime is 1316065199. The next prime is 1316065259. The reversal of 1316065225 is 5225606131.

It is a de Polignac number, because none of the positive numbers 2^k-1316065225 is a prime.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 997116 + ... + 998434.

It is an arithmetic number, because the mean of its divisors is an integer number (68868360).

Almost surely, 2^1316065225 is an apocalyptic number.

It is an amenable number.

1316065225 is a deficient number, since it is larger than the sum of its proper divisors (336775415).

1316065225 is a wasteful number, since it uses less digits than its factorization.

1316065225 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1809 (or 1804 counting only the distinct ones).

The product of its (nonzero) digits is 10800, while the sum is 31.

The square root of 1316065225 is about 36277.6132759585. The cubic root of 1316065225 is about 1095.8702519364.

The spelling of 1316065225 in words is "one billion, three hundred sixteen million, sixty-five thousand, two hundred twenty-five".