1144508378 has 8 divisors (see below), whose sum is σ = 1848821268. Its totient is φ = 528234624.

The previous prime is 1144508363. The next prime is 1144508401. The reversal of 1144508378 is 8738054411.

It can be written as a sum of positive squares in 2 ways, for example, as 1111755649 + 32752729 = 33343^2 + 5723^2 .

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

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 22009751 + ... + 22009802.

Almost surely, 2^1144508378 is an apocalyptic number.

1144508378 is a deficient number, since it is larger than the sum of its proper divisors (704312890).

1144508378 is a wasteful number, since it uses less digits than its factorization.

1144508378 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 44019568.

The product of its (nonzero) digits is 107520, while the sum is 41.

The square root of 1144508378 is about 33830.5834711729. The cubic root of 1144508378 is about 1046.0192060203.

The spelling of 1144508378 in words is "one billion, one hundred forty-four million, five hundred eight thousand, three hundred seventy-eight".