1144006161 has 16 divisors (see below), whose sum is σ = 1532828928. Its totient is φ = 758937600.

The previous prime is 1144006133. The next prime is 1144006163. The reversal of 1144006161 is 1616004411.

It is not a de Polignac number, because 1144006161 - 2⁹ = 1144005649 is a prime.

It is not an unprimeable number, because it can be changed into a prime (1144006163) 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, 704931 + ... + 706551.

It is an arithmetic number, because the mean of its divisors is an integer number (95801808).

Almost surely, 2^1144006161 is an apocalyptic number.

It is an amenable number.

1144006161 is a deficient number, since it is larger than the sum of its proper divisors (388822767).

1144006161 is a wasteful number, since it uses less digits than its factorization.

1144006161 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2632.

The product of its (nonzero) digits is 576, while the sum is 24.

The square root of 1144006161 is about 33823.1601273447. The cubic root of 1144006161 is about 1045.8661838449.

The spelling of 1144006161 in words is "one billion, one hundred forty-four million, six thousand, one hundred sixty-one".