1005250299 has 32 divisors (see below), whose sum is σ = 1426513920. Its totient is φ = 628560000.

The previous prime is 1005250297. The next prime is 1005250313. The reversal of 1005250299 is 9920525001.

It is not a de Polignac number, because 1005250299 - 2¹ = 1005250297 is a prime.

It is not an unprimeable number, because it can be changed into a prime (1005250297) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 1338174 + ... + 1338924.

It is an arithmetic number, because the mean of its divisors is an integer number (44578560).

Almost surely, 2^1005250299 is an apocalyptic number.

1005250299 is a deficient number, since it is larger than the sum of its proper divisors (421263621).

1005250299 is a wasteful number, since it uses less digits than its factorization.

1005250299 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1211.

The product of its (nonzero) digits is 8100, while the sum is 33.

The square root of 1005250299 is about 31705.6824402188. The cubic root of 1005250299 is about 1001.7470457205.

The spelling of 1005250299 in words is "one billion, five million, two hundred fifty thousand, two hundred ninety-nine".