1005214050355 has 4 divisors (see below), whose sum is σ = 1206256860432. Its totient is φ = 804171240280.

The previous prime is 1005214050329. The next prime is 1005214050367. The reversal of 1005214050355 is 5530504125001.

It is a semiprime because it is the product of two primes.

It is not a de Polignac number, because 1005214050355 - 2⁷ = 1005214050227 is a prime.

It is a super-2 number, since 2×1005214050355² (a number of 25 digits) contains 22 as substring.

It is a Smith number, since the sum of its digits (31) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax number.

It is a Duffinian number.

It is an unprimeable number.

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 3 ways as a sum of consecutive naturals, for example, 100521405031 + ... + 100521405040.

It is an arithmetic number, because the mean of its divisors is an integer number (301564215108).

Almost surely, 2^{1005214050355} is an apocalyptic number.

1005214050355 is a deficient number, since it is larger than the sum of its proper divisors (201042810077).

1005214050355 is an equidigital number, since it uses as much as digits as its factorization.

1005214050355 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 201042810076.

The product of its (nonzero) digits is 15000, while the sum is 31.

Adding to 1005214050355 its reverse (5530504125001), we get a palindrome (6535718175356).

The spelling of 1005214050355 in words is "one trillion, five billion, two hundred fourteen million, fifty thousand, three hundred fifty-five".