1144412151 has 32 divisors (see below), whose sum is σ = 1605795840. Its totient is φ = 724063200.

The previous prime is 1144412147. The next prime is 1144412153. The reversal of 1144412151 is 1512144411.

It is a happy number.

It is not a de Polignac number, because 1144412151 - 2² = 1144412147 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1144412153) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 1736260 + ... + 1736918.

It is an arithmetic number, because the mean of its divisors is an integer number (50181120).

Almost surely, 2^1144412151 is an apocalyptic number.

1144412151 is a deficient number, since it is larger than the sum of its proper divisors (461383689).

1144412151 is a wasteful number, since it uses less digits than its factorization.

1144412151 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1027.

The product of its digits is 640, while the sum is 24.

The square root of 1144412151 is about 33829.1612517958. The cubic root of 1144412151 is about 1045.9898897616.

Adding to 1144412151 its reverse (1512144411), we get a palindrome (2656556562).

The spelling of 1144412151 in words is "one billion, one hundred forty-four million, four hundred twelve thousand, one hundred fifty-one".