1144721710 has 48 divisors (see below), whose sum is σ = 2271503808. Its totient is φ = 415039680.

The previous prime is 1144721659. The next prime is 1144721713. The reversal of 1144721710 is 171274411.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1144721713) 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 23 ways as a sum of consecutive naturals, for example, 479179 + ... + 481561.

It is an arithmetic number, because the mean of its divisors is an integer number (47322996).

Almost surely, 2^1144721710 is an apocalyptic number.

1144721710 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

1144721710 is a deficient number, since it is larger than the sum of its proper divisors (1126782098).

1144721710 is a wasteful number, since it uses less digits than its factorization.

1144721710 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2809 (or 2798 counting only the distinct ones).

The product of its (nonzero) digits is 1568, while the sum is 28.

The square root of 1144721710 is about 33833.7362701786. The cubic root of 1144721710 is about 1046.0841933139.

The spelling of 1144721710 in words is "one billion, one hundred forty-four million, seven hundred twenty-one thousand, seven hundred ten".