1103243434 has 4 divisors (see below), whose sum is σ = 1654865154. Its totient is φ = 551621716.

The previous prime is 1103243429. The next prime is 1103243443. The reversal of 1103243434 is 4343423011.

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

It can be written as a sum of positive squares in only one way, i.e., 823517809 + 279725625 = 28697^2 + 16725^2 .

It is a super-2 number, since 2×1103243434² = 2434292149328224712, which contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 1103243399 and 1103243408.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 275810857 + ... + 275810860.

Almost surely, 2^1103243434 is an apocalyptic number.

1103243434 is a deficient number, since it is larger than the sum of its proper divisors (551621720).

1103243434 is an equidigital number, since it uses as much as digits as its factorization.

1103243434 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 551621719.

The product of its (nonzero) digits is 3456, while the sum is 25.

The square root of 1103243434 is about 33215.1085200696. The cubic root of 1103243434 is about 1033.2937054753.

Adding to 1103243434 its reverse (4343423011), we get a palindrome (5446666445).

The spelling of 1103243434 in words is "one billion, one hundred three million, two hundred forty-three thousand, four hundred thirty-four".