1144069308 has 36 divisors (see below), whose sum is σ = 2906503600. Its totient is φ = 379437696.

The previous prime is 1144069273. The next prime is 1144069321. The reversal of 1144069308 is 8039604411.

It is a tau number, because it is divible by the number of its divisors (36).

It is a Harshad number since it is a multiple of its sum of digits (36).

It is a congruent number.

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 11 ways as a sum of consecutive naturals, for example, 72685 + ... + 87012.

Almost surely, 2^1144069308 is an apocalyptic number.

1144069308 is a gapful number since it is divisible by the number (18) formed by its first and last digit.

It is an amenable number.

1144069308 is an abundant number, since it is smaller than the sum of its proper divisors (1762434292).

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

1144069308 is a wasteful number, since it uses less digits than its factorization.

1144069308 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 159906 (or 159901 counting only the distinct ones).

The product of its (nonzero) digits is 20736, while the sum is 36.

The square root of 1144069308 is about 33824.0936020465. The cubic root of 1144069308 is about 1045.8854267765.

The spelling of 1144069308 in words is "one billion, one hundred forty-four million, sixty-nine thousand, three hundred eight".