1144401113 has 8 divisors (see below), whose sum is σ = 1150606080. Its totient is φ = 1138213440.

The previous prime is 1144401107. The next prime is 1144401119. The reversal of 1144401113 is 3111044411.

It is an interprime number because it is at equal distance from previous prime (1144401107) and next prime (1144401119).

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 1144401113 - 2¹² = 1144397017 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (1144401119) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 141308 + ... + 149186.

It is an arithmetic number, because the mean of its divisors is an integer number (143825760).

Almost surely, 2^1144401113 is an apocalyptic number.

It is an amenable number.

1144401113 is a deficient number, since it is larger than the sum of its proper divisors (6204967).

1144401113 is an equidigital number, since it uses as much as digits as its factorization.

1144401113 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 8647.

The product of its (nonzero) digits is 192, while the sum is 20.

The square root of 1144401113 is about 33828.9981081320. The cubic root of 1144401113 is about 1045.9865268492.

Adding to 1144401113 its reverse (3111044411), we get a palindrome (4255445524).

The spelling of 1144401113 in words is "one billion, one hundred forty-four million, four hundred one thousand, one hundred thirteen".