1005225115 has 16 divisors (see below), whose sum is σ = 1313546400. Its totient is φ = 735581952.

The previous prime is 1005225047. The next prime is 1005225119. The reversal of 1005225115 is 5115225001.

It is a happy number.

It is a cyclic number.

It is not a de Polignac number, because 1005225115 - 2²¹ = 1003127963 is a prime.

It is not an unprimeable number, because it can be changed into a prime (1005225119) by changing a digit.

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 15 ways as a sum of consecutive naturals, for example, 179682 + ... + 185191.

It is an arithmetic number, because the mean of its divisors is an integer number (82096650).

Almost surely, 2^1005225115 is an apocalyptic number.

1005225115 is a deficient number, since it is larger than the sum of its proper divisors (308321285).

1005225115 is a wasteful number, since it uses less digits than its factorization.

1005225115 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 364926.

The product of its (nonzero) digits is 500, while the sum is 22.

The square root of 1005225115 is about 31705.2852849489. The cubic root of 1005225115 is about 1001.7386802390.

The spelling of 1005225115 in words is "one billion, five million, two hundred twenty-five thousand, one hundred fifteen".