1005214263 has 8 divisors (see below), whose sum is σ = 1343382768. Its totient is φ = 668594304.

The previous prime is 1005214253. The next prime is 1005214289. The reversal of 1005214263 is 3624125001.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 1005214263 - 2⁹ = 1005213751 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1005214253) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 385620 + ... + 388217.

It is an arithmetic number, because the mean of its divisors is an integer number (167922846).

Almost surely, 2^1005214263 is an apocalyptic number.

1005214263 is a deficient number, since it is larger than the sum of its proper divisors (338168505).

1005214263 is an equidigital number, since it uses as much as digits as its factorization.

1005214263 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 774273.

The product of its (nonzero) digits is 1440, while the sum is 24.

The square root of 1005214263 is about 31705.1141458283. The cubic root of 1005214263 is about 1001.7350754387.

Adding to 1005214263 its reverse (3624125001), we get a palindrome (4629339264).

The spelling of 1005214263 in words is "one billion, five million, two hundred fourteen thousand, two hundred sixty-three".