1102245443 has 4 divisors (see below), whose sum is σ = 1187033568. Its totient is φ = 1017457320.

The previous prime is 1102245433. The next prime is 1102245449. The reversal of 1102245443 is 3445422011.

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 1102245443 - 2¹⁶ = 1102179907 is a prime.

It is a super-2 number, since 2×1102245443² = 2429890033228532498, which contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (1102245449) 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, 42394043 + ... + 42394068.

It is an arithmetic number, because the mean of its divisors is an integer number (296758392).

Almost surely, 2^1102245443 is an apocalyptic number.

1102245443 is a gapful number since it is divisible by the number (13) formed by its first and last digit.

1102245443 is a deficient number, since it is larger than the sum of its proper divisors (84788125).

1102245443 is an equidigital number, since it uses as much as digits as its factorization.

1102245443 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 84788124.

The product of its (nonzero) digits is 3840, while the sum is 26.

The square root of 1102245443 is about 33200.0819727904. The cubic root of 1102245443 is about 1032.9820399237.

Adding to 1102245443 its reverse (3445422011), we get a palindrome (4547667454).

It can be divided in two parts, 11022 and 45443, that added together give a palindrome (56465).

The spelling of 1102245443 in words is "one billion, one hundred two million, two hundred forty-five thousand, four hundred forty-three".