1063371221 has 4 divisors (see below), whose sum is σ = 1160041344. Its totient is φ = 966701100.

The previous prime is 1063371173. The next prime is 1063371223. The reversal of 1063371221 is 1221733601.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 1063371221 - 2¹⁰ = 1063370197 is a prime.

It is a super-2 number, since 2×1063371221² = 2261516707302061682, which contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1063371223) 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 3 ways as a sum of consecutive naturals, for example, 48335045 + ... + 48335066.

It is an arithmetic number, because the mean of its divisors is an integer number (290010336).

Almost surely, 2^1063371221 is an apocalyptic number.

1063371221 is a gapful number since it is divisible by the number (11) formed by its first and last digit.

It is an amenable number.

1063371221 is a deficient number, since it is larger than the sum of its proper divisors (96670123).

1063371221 is an equidigital number, since it uses as much as digits as its factorization.

1063371221 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 96670122.

The product of its (nonzero) digits is 1512, while the sum is 26.

The square root of 1063371221 is about 32609.3732077144. The cubic root of 1063371221 is about 1020.6926030977.

The spelling of 1063371221 in words is "one billion, sixty-three million, three hundred seventy-one thousand, two hundred twenty-one".