1144054806867 has 18 divisors (see below), whose sum is σ = 1922323383708. Its totient is φ = 653745603672.

The previous prime is 1144054806847. The next prime is 1144054806887. The reversal of 1144054806867 is 7686084504411.

1144054806867 is a `hidden beast` number, since 1 + 1 + 4 + 40 + 5 + 480 + 68 + 67 = 666.

It is an interprime number because it is at equal distance from previous prime (1144054806847) and next prime (1144054806887).

It is not a de Polignac number, because 1144054806867 - 2³² = 1139759839571 is a prime.

It is a super-2 number, since 2×1144054806867² (a number of 25 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (1144054806827) by changing a digit.

It is a polite number, since it can be written in 17 ways as a sum of consecutive naturals, for example, 1297113853 + ... + 1297114734.

Almost surely, 2^{1144054806867} is an apocalyptic number.

1144054806867 is a deficient number, since it is larger than the sum of its proper divisors (778268576841).

1144054806867 is a wasteful number, since it uses less digits than its factorization.

1144054806867 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2594228607 (or 2594228597 counting only the distinct ones).

The product of its (nonzero) digits is 5160960, while the sum is 54.

The spelling of 1144054806867 in words is "one trillion, one hundred forty-four billion, fifty-four million, eight hundred six thousand, eight hundred sixty-seven".