1105243454 has 8 divisors (see below), whose sum is σ = 1894703088. Its totient is φ = 473675760.

The previous prime is 1105243453. The next prime is 1105243459. The reversal of 1105243454 is 4543425011.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1105243453) 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, 39472967 + ... + 39472994.

It is an arithmetic number, because the mean of its divisors is an integer number (236837886).

Almost surely, 2^1105243454 is an apocalyptic number.

1105243454 is a gapful number since it is divisible by the number (14) formed by its first and last digit.

1105243454 is a deficient number, since it is larger than the sum of its proper divisors (789459634).

1105243454 is an equidigital number, since it uses as much as digits as its factorization.

1105243454 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 78945970.

The product of its (nonzero) digits is 9600, while the sum is 29.

The square root of 1105243454 is about 33245.2019696076. The cubic root of 1105243454 is about 1033.9177323067.

Adding to 1105243454 its reverse (4543425011), we get a palindrome (5648668465).

It can be divided in two parts, 110524 and 3454, that multiplied together give a triangular number (381749896 = T₂₇₆₃₁).

The spelling of 1105243454 in words is "one billion, one hundred five million, two hundred forty-three thousand, four hundred fifty-four".