1103453101 has 4 divisors (see below), whose sum is σ = 1161529600. Its totient is φ = 1045376604.

The previous prime is 1103453093. The next prime is 1103453123. The reversal of 1103453101 is 1013543011.

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 1103453101 - 2³ = 1103453093 is a prime.

It is a super-2 number, since 2×1103453101² = 2435217492213032402, which contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (19), and also a Moran number because the ratio is a prime number: 58076479 = 1103453101 / (1 + 1 + 0 + 3 + 4 + 5 + 3 + 1 + 0 + 1).

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1103457101) 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, 29038221 + ... + 29038258.

It is an arithmetic number, because the mean of its divisors is an integer number (290382400).

Almost surely, 2^1103453101 is an apocalyptic number.

It is an amenable number.

1103453101 is a deficient number, since it is larger than the sum of its proper divisors (58076499).

1103453101 is an equidigital number, since it uses as much as digits as its factorization.

1103453101 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 58076498.

The product of its (nonzero) digits is 180, while the sum is 19.

The square root of 1103453101 is about 33218.2645693600. The cubic root of 1103453101 is about 1033.3591591071.

Adding to 1103453101 its reverse (1013543011), we get a palindrome (2116996112).

The spelling of 1103453101 in words is "one billion, one hundred three million, four hundred fifty-three thousand, one hundred one".