1301001144 has 32 divisors (see below), whose sum is σ = 3260253840. Its totient is φ = 432633600.

The previous prime is 1301001139. The next prime is 1301001167. The reversal of 1301001144 is 4411001031.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 54277 + ... + 74484.

Almost surely, 2^1301001144 is an apocalyptic number.

It is an amenable number.

1301001144 is an abundant number, since it is smaller than the sum of its proper divisors (1959252696).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

1301001144 is a wasteful number, since it uses less digits than its factorization.

1301001144 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 129191 (or 129187 counting only the distinct ones).

The product of its (nonzero) digits is 48, while the sum is 15.

The square root of 1301001144 is about 36069.3934520668. The cubic root of 1301001144 is about 1091.6729756435.

Adding to 1301001144 its reverse (4411001031), we get a palindrome (5712002175).

The spelling of 1301001144 in words is "one billion, three hundred one million, one thousand, one hundred forty-four".