1144656602 has 8 divisors (see below), whose sum is σ = 1721310996. Its totient is φ = 570886272.

The previous prime is 1144656481. The next prime is 1144656619. The reversal of 1144656602 is 2066564411.

It can be written as a sum of positive squares in 2 ways, for example, as 1141155961 + 3500641 = 33781^2 + 1871^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is an unprimeable number.

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 3 ways as a sum of consecutive naturals, for example, 720023 + ... + 721610.

Almost surely, 2^1144656602 is an apocalyptic number.

1144656602 is a deficient number, since it is larger than the sum of its proper divisors (576654394).

1144656602 is a wasteful number, since it uses less digits than its factorization.

1144656602 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1442032.

The product of its (nonzero) digits is 34560, while the sum is 35.

The square root of 1144656602 is about 33832.7740807638. The cubic root of 1144656602 is about 1046.0643603303.

The spelling of 1144656602 in words is "one billion, one hundred forty-four million, six hundred fifty-six thousand, six hundred two".