1451144013 has 16 divisors (see below), whose sum is σ = 2116037952. Its totient is φ = 877280000.

The previous prime is 1451144011. The next prime is 1451144027. The reversal of 1451144013 is 3104411541.

It is a happy number.

It is a cyclic number.

It is not a de Polignac number, because 1451144013 - 2¹ = 1451144011 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1451144011) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 41598 + ... + 68063.

It is an arithmetic number, because the mean of its divisors is an integer number (132252372).

Almost surely, 2^1451144013 is an apocalyptic number.

It is an amenable number.

1451144013 is a deficient number, since it is larger than the sum of its proper divisors (664893939).

1451144013 is a wasteful number, since it uses less digits than its factorization.

1451144013 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 110076.

The product of its (nonzero) digits is 960, while the sum is 24.

The square root of 1451144013 is about 38093.8841941853. The cubic root of 1451144013 is about 1132.1487849506.

Adding to 1451144013 its reverse (3104411541), we get a palindrome (4555555554).

The spelling of 1451144013 in words is "one billion, four hundred fifty-one million, one hundred forty-four thousand, thirteen".