1100401323 has 16 divisors (see below), whose sum is σ = 1679189760. Its totient is φ = 627905376.

The previous prime is 1100401307. The next prime is 1100401331. The reversal of 1100401323 is 3231040011.

It is not a de Polignac number, because 1100401323 - 2⁴ = 1100401307 is a prime.

It is not an unprimeable number, because it can be changed into a prime (1100401373) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 22065 + ... + 51842.

It is an arithmetic number, because the mean of its divisors is an integer number (104949360).

Almost surely, 2^1100401323 is an apocalyptic number.

1100401323 is a deficient number, since it is larger than the sum of its proper divisors (578788437).

1100401323 is an equidigital number, since it uses as much as digits as its factorization.

1100401323 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 74626.

The product of its (nonzero) digits is 72, while the sum is 15.

The square root of 1100401323 is about 33172.2975236868. The cubic root of 1100401323 is about 1032.4056389053.

Adding to 1100401323 its reverse (3231040011), we get a palindrome (4331441334).

The spelling of 1100401323 in words is "one billion, one hundred million, four hundred one thousand, three hundred twenty-three".