1103353253 has 4 divisors (see below), whose sum is σ = 1119821280. Its totient is φ = 1086885228.

The previous prime is 1103353243. The next prime is 1103353259. The reversal of 1103353253 is 3523533011.

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, and also an emirpimes, since its reverse is a distinct semiprime: 3523533011 = 577 ⋅6106643.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-1103353253 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1103353259) 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, 8233913 + ... + 8234046.

It is an arithmetic number, because the mean of its divisors is an integer number (279955320).

Almost surely, 2^1103353253 is an apocalyptic number.

It is an amenable number.

1103353253 is a deficient number, since it is larger than the sum of its proper divisors (16468027).

1103353253 is an equidigital number, since it uses as much as digits as its factorization.

1103353253 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 16468026.

The product of its (nonzero) digits is 4050, while the sum is 26.

The square root of 1103353253 is about 33216.7616272267. The cubic root of 1103353253 is about 1033.3279896937.

Adding to 1103353253 its reverse (3523533011), we get a palindrome (4626886264).

The spelling of 1103353253 in words is "one billion, one hundred three million, three hundred fifty-three thousand, two hundred fifty-three".