1144144507 has 4 divisors (see below), whose sum is σ = 1248157656. Its totient is φ = 1040131360.

The previous prime is 1144144501. The next prime is 1144144513. The reversal of 1144144507 is 7054414411.

It is a semiprime because it is the product of two primes.

It is an interprime number because it is at equal distance from previous prime (1144144501) and next prime (1144144513).

It is a cyclic number.

It is not a de Polignac number, because 1144144507 - 2¹¹ = 1144142459 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (1144144501) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 52006558 + ... + 52006579.

It is an arithmetic number, because the mean of its divisors is an integer number (312039414).

Almost surely, 2^1144144507 is an apocalyptic number.

1144144507 is a deficient number, since it is larger than the sum of its proper divisors (104013149).

1144144507 is a wasteful number, since it uses less digits than its factorization.

1144144507 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 104013148.

The product of its (nonzero) digits is 8960, while the sum is 31.

The square root of 1144144507 is about 33825.2052026296. The cubic root of 1144144507 is about 1045.9083414182.

Adding to 1144144507 its reverse (7054414411), we get a palindrome (8198558918).

The spelling of 1144144507 in words is "one billion, one hundred forty-four million, one hundred forty-four thousand, five hundred seven".