1005522323 has 16 divisors (see below), whose sum is σ = 1120328160. Its totient is φ = 896438016.

The previous prime is 1005522317. The next prime is 1005522347. The reversal of 1005522323 is 3232255001.

It is a cyclic number.

It is not a de Polignac number, because 1005522323 - 2¹⁶ = 1005456787 is a prime.

It is a super-2 number, since 2×1005522323² = 2022150284102632658, which contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (1005522223) 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 15 ways as a sum of consecutive naturals, for example, 58268 + ... + 73526.

It is an arithmetic number, because the mean of its divisors is an integer number (70020510).

Almost surely, 2^1005522323 is an apocalyptic number.

1005522323 is a gapful number since it is divisible by the number (13) formed by its first and last digit.

1005522323 is a deficient number, since it is larger than the sum of its proper divisors (114805837).

1005522323 is a wasteful number, since it uses less digits than its factorization.

1005522323 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 15446.

The product of its (nonzero) digits is 1800, while the sum is 23.

The square root of 1005522323 is about 31709.9719804354. The cubic root of 1005522323 is about 1001.8373962407.

Adding to 1005522323 its reverse (3232255001), we get a palindrome (4237777324).

The spelling of 1005522323 in words is "one billion, five million, five hundred twenty-two thousand, three hundred twenty-three".