1144254635 has 8 divisors (see below), whose sum is σ = 1373482656. Its totient is φ = 915152320.

The previous prime is 1144254619. The next prime is 1144254647. The reversal of 1144254635 is 5364524411.

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

It is not a de Polignac number, because 1144254635 - 2⁴ = 1144254619 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 1144254595 and 1144254604.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 10079 + ... + 48888.

It is an arithmetic number, because the mean of its divisors is an integer number (171685332).

Almost surely, 2^1144254635 is an apocalyptic number.

1144254635 is a deficient number, since it is larger than the sum of its proper divisors (229228021).

1144254635 is an equidigital number, since it uses as much as digits as its factorization.

1144254635 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 62853.

The product of its digits is 57600, while the sum is 35.

The square root of 1144254635 is about 33826.8330619347. The cubic root of 1144254635 is about 1045.9418978142.

The spelling of 1144254635 in words is "one billion, one hundred forty-four million, two hundred fifty-four thousand, six hundred thirty-five".