1057223365 has 16 divisors (see below), whose sum is σ = 1456845120. Its totient is φ = 728421120.

The previous prime is 1057223347. The next prime is 1057223369. The reversal of 1057223365 is 5633227501.

It is not a de Polignac number, because 1057223365 - 2²⁷ = 923005637 is a prime.

It is a super-2 number, since 2×1057223365² = 2235442487003846450, which contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 1057223365.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1057223369) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 504804 + ... + 506893.

It is an arithmetic number, because the mean of its divisors is an integer number (91052820).

Almost surely, 2^1057223365 is an apocalyptic number.

It is an amenable number.

1057223365 is a deficient number, since it is larger than the sum of its proper divisors (399621755).

1057223365 is a wasteful number, since it uses less digits than its factorization.

1057223365 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1011732.

The product of its (nonzero) digits is 37800, while the sum is 34.

The square root of 1057223365 is about 32514.9713978038. The cubic root of 1057223365 is about 1018.7217632281.

It can be divided in two parts, 1057 and 223365, that added together give a palindrome (224422).

The spelling of 1057223365 in words is "one billion, fifty-seven million, two hundred twenty-three thousand, three hundred sixty-five".