1052221318 has 8 divisors (see below), whose sum is σ = 1620989712. Its totient is φ = 511891416.

The previous prime is 1052221283. The next prime is 1052221327. The reversal of 1052221318 is 8131222501.

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

It is a super-2 number, since 2×1052221318² = 2214339404107314248, which contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 1052221292 and 1052221301.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 7109530 + ... + 7109677.

It is an arithmetic number, because the mean of its divisors is an integer number (202623714).

Almost surely, 2^1052221318 is an apocalyptic number.

1052221318 is a deficient number, since it is larger than the sum of its proper divisors (568768394).

1052221318 is a wasteful number, since it uses less digits than its factorization.

1052221318 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 14219246.

The product of its (nonzero) digits is 960, while the sum is 25.

The square root of 1052221318 is about 32437.9610641606. The cubic root of 1052221318 is about 1017.1125946808.

Adding to 1052221318 its reverse (8131222501), we get a palindrome (9183443819).

The spelling of 1052221318 in words is "one billion, fifty-two million, two hundred twenty-one thousand, three hundred eighteen".