1105323151 has 4 divisors (see below), whose sum is σ = 1105393312. Its totient is φ = 1105252992.

The previous prime is 1105323133. The next prime is 1105323181. The reversal of 1105323151 is 1513235011.

It is a semiprime because it is the product of two primes, and also a brilliant number, because the two primes have the same length.

It is a cyclic number.

It is not a de Polignac number, because 1105323151 - 2¹⁵ = 1105290383 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 (1105323181) 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, 751 + ... + 47023.

It is an arithmetic number, because the mean of its divisors is an integer number (276348328).

Almost surely, 2^1105323151 is an apocalyptic number.

1105323151 is a deficient number, since it is larger than the sum of its proper divisors (70161).

1105323151 is an equidigital number, since it uses as much as digits as its factorization.

1105323151 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 70160.

The product of its (nonzero) digits is 450, while the sum is 22.

The square root of 1105323151 is about 33246.4005720920. The cubic root of 1105323151 is about 1033.9425829888.

Adding to 1105323151 its reverse (1513235011), we get a palindrome (2618558162).

The spelling of 1105323151 in words is "one billion, one hundred five million, three hundred twenty-three thousand, one hundred fifty-one".