1144134001 has 16 divisors (see below), whose sum is σ = 1226615040. Its totient is φ = 1064048400.

The previous prime is 1144133993. The next prime is 1144134007. The reversal of 1144134001 is 1004314411.

It is a cyclic number.

It is not a de Polignac number, because 1144134001 - 2³ = 1144133993 is a prime.

It is a super-2 number, since 2×1144134001² = 2618085224488536002, which contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (19).

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 1144134001.

It is not an unprimeable number, because it can be changed into a prime (1144134007) 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, 254826 + ... + 259276.

It is an arithmetic number, because the mean of its divisors is an integer number (76663440).

Almost surely, 2^1144134001 is an apocalyptic number.

It is an amenable number.

1144134001 is a deficient number, since it is larger than the sum of its proper divisors (82481039).

1144134001 is a wasteful number, since it uses less digits than its factorization.

1144134001 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4716.

The product of its (nonzero) digits is 192, while the sum is 19.

The square root of 1144134001 is about 33825.0499038804. The cubic root of 1144134001 is about 1045.9051400899.

Adding to 1144134001 its reverse (1004314411), we get a palindrome (2148448412).

The spelling of 1144134001 in words is "one billion, one hundred forty-four million, one hundred thirty-four thousand, one".