144881167 has 16 divisors (see below), whose sum is σ = 152681760. Its totient is φ = 137344000.

The previous prime is 144881141. The next prime is 144881173. The reversal of 144881167 is 761188441.

It is a cyclic number.

It is not a de Polignac number, because 144881167 - 2²⁷ = 10663439 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (144882167) 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 15 ways as a sum of consecutive naturals, for example, 244023 + ... + 244615.

It is an arithmetic number, because the mean of its divisors is an integer number (9542610).

Almost surely, 2^144881167 is an apocalyptic number.

144881167 is a deficient number, since it is larger than the sum of its proper divisors (7800593).

144881167 is a wasteful number, since it uses less digits than its factorization.

144881167 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 794.

The product of its digits is 43008, while the sum is 40.

The square root of 144881167 is about 12036.6592956684. The cubic root of 144881167 is about 525.2152308743.

The spelling of 144881167 in words is "one hundred forty-four million, eight hundred eighty-one thousand, one hundred sixty-seven".