1105251323 has 16 divisors (see below), whose sum is σ = 1229703552. Its totient is φ = 984984000.

The previous prime is 1105251319. The next prime is 1105251331. The reversal of 1105251323 is 3231525011.

It is a happy number.

It is not a de Polignac number, because 1105251323 - 2² = 1105251319 is a prime.

It is not an unprimeable number, because it can be changed into a prime (1105251313) by changing a digit.

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 15 ways as a sum of consecutive naturals, for example, 114983 + ... + 124223.

It is an arithmetic number, because the mean of its divisors is an integer number (76856472).

Almost surely, 2^1105251323 is an apocalyptic number.

1105251323 is a deficient number, since it is larger than the sum of its proper divisors (124452229).

1105251323 is a wasteful number, since it uses less digits than its factorization.

1105251323 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 9466.

The product of its (nonzero) digits is 900, while the sum is 23.

The square root of 1105251323 is about 33245.3203173018. The cubic root of 1105251323 is about 1033.9201860283.

Adding to 1105251323 its reverse (3231525011), we get a palindrome (4336776334).

The spelling of 1105251323 in words is "one billion, one hundred five million, two hundred fifty-one thousand, three hundred twenty-three".