1144042151 has 6 divisors (see below), whose sum is σ = 1330824600. Its totient is φ = 980607516.

The previous prime is 1144042139. The next prime is 1144042157. The reversal of 1144042151 is 1512404411.

It is not a de Polignac number, because 1144042151 - 2¹⁰ = 1144041127 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1144042157) 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 5 ways as a sum of consecutive naturals, for example, 11673851 + ... + 11673948.

It is an arithmetic number, because the mean of its divisors is an integer number (221804100).

Almost surely, 2^1144042151 is an apocalyptic number.

1144042151 is a deficient number, since it is larger than the sum of its proper divisors (186782449).

1144042151 is an equidigital number, since it uses as much as digits as its factorization.

1144042151 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 23347813 (or 23347806 counting only the distinct ones).

The product of its (nonzero) digits is 640, while the sum is 23.

The square root of 1144042151 is about 33823.6921550560. The cubic root of 1144042151 is about 1045.8771512477.

Adding to 1144042151 its reverse (1512404411), we get a palindrome (2656446562).

The spelling of 1144042151 in words is "one billion, one hundred forty-four million, forty-two thousand, one hundred fifty-one".