1063622243 has 4 divisors (see below), whose sum is σ = 1088357688. Its totient is φ = 1038886800.

The previous prime is 1063622227. The next prime is 1063622249. The reversal of 1063622243 is 3422263601.

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

It is a cyclic number.

It is not a de Polignac number, because 1063622243 - 2⁴ = 1063622227 is a prime.

It is a super-2 number, since 2×1063622243² = 2262584551608702098, which contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (1063622249) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 12367658 + ... + 12367743.

It is an arithmetic number, because the mean of its divisors is an integer number (272089422).

Almost surely, 2^1063622243 is an apocalyptic number.

1063622243 is a deficient number, since it is larger than the sum of its proper divisors (24735445).

1063622243 is an equidigital number, since it uses as much as digits as its factorization.

1063622243 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 24735444.

The product of its (nonzero) digits is 10368, while the sum is 29.

The square root of 1063622243 is about 32613.2219046202. The cubic root of 1063622243 is about 1020.7729125059.

Adding to 1063622243 its reverse (3422263601), we get a palindrome (4485885844).

The spelling of 1063622243 in words is "one billion, sixty-three million, six hundred twenty-two thousand, two hundred forty-three".