1140144167 has 2 divisors, whose sum is σ = 1140144168. Its totient is φ = 1140144166.

The previous prime is 1140144127. The next prime is 1140144179. The reversal of 1140144167 is 7614410411.

It is a strong prime.

It is an emirp because it is prime and its reverse (7614410411) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 1140144167 - 2¹⁴ = 1140127783 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (1140144127) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 570072083 + 570072084.

It is an arithmetic number, because the mean of its divisors is an integer number (570072084).

Almost surely, 2^1140144167 is an apocalyptic number.

1140144167 is a deficient number, since it is larger than the sum of its proper divisors (1).

1140144167 is an equidigital number, since it uses as much as digits as its factorization.

1140144167 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 2688, while the sum is 29.

The square root of 1140144167 is about 33766.0208937920. The cubic root of 1140144167 is about 1044.6879609840.

Adding to 1140144167 its reverse (7614410411), we get a palindrome (8754554578).

The spelling of 1140144167 in words is "one billion, one hundred forty million, one hundred forty-four thousand, one hundred sixty-seven".