1144370405 has 8 divisors (see below), whose sum is σ = 1432950912. Its totient is φ = 875692048.

The previous prime is 1144370387. The next prime is 1144370443. The reversal of 1144370405 is 5040734411.

It is a happy number.

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

It is a cyclic number.

It is not a de Polignac number, because 1144370405 - 2¹⁰ = 1144369381 is a prime.

It is a Duffinian number.

It is a congruent number.

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, 4975409 + ... + 4975638.

It is an arithmetic number, because the mean of its divisors is an integer number (179118864).

Almost surely, 2^1144370405 is an apocalyptic number.

It is an amenable number.

1144370405 is a deficient number, since it is larger than the sum of its proper divisors (288580507).

1144370405 is an equidigital number, since it uses as much as digits as its factorization.

1144370405 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 9951075.

The product of its (nonzero) digits is 6720, while the sum is 29.

The square root of 1144370405 is about 33828.5442341228. The cubic root of 1144370405 is about 1045.9771710265.

The spelling of 1144370405 in words is "one billion, one hundred forty-four million, three hundred seventy thousand, four hundred five".