1105143155 has 8 divisors (see below), whose sum is σ = 1329673200. Its totient is φ = 881780256.

The previous prime is 1105143119. The next prime is 1105143167. The reversal of 1105143155 is 5513415011.

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

It is a cyclic number.

It is not a de Polignac number, because 1105143155 - 2²⁴ = 1088365939 is a prime.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 289700 + ... + 293489.

It is an arithmetic number, because the mean of its divisors is an integer number (166209150).

Almost surely, 2^1105143155 is an apocalyptic number.

1105143155 is a deficient number, since it is larger than the sum of its proper divisors (224530045).

1105143155 is an equidigital number, since it uses as much as digits as its factorization.

1105143155 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 583573.

The product of its (nonzero) digits is 1500, while the sum is 26.

The square root of 1105143155 is about 33243.6934620689. The cubic root of 1105143155 is about 1033.8864559240.

Adding to 1105143155 its reverse (5513415011), we get a palindrome (6618558166).

The spelling of 1105143155 in words is "one billion, one hundred five million, one hundred forty-three thousand, one hundred fifty-five".