1144353463 has 8 divisors (see below), whose sum is σ = 1248794640. Its totient is φ = 1039980480.

The previous prime is 1144353449. The next prime is 1144353467. The reversal of 1144353463 is 3643534411.

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

It is not a de Polignac number, because 1144353463 - 2¹³ = 1144345271 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1144353467) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 21931 + ... + 52627.

It is an arithmetic number, because the mean of its divisors is an integer number (156099330).

Almost surely, 2^1144353463 is an apocalyptic number.

1144353463 is a deficient number, since it is larger than the sum of its proper divisors (104441177).

1144353463 is a wasteful number, since it uses less digits than its factorization.

1144353463 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 34097.

The product of its digits is 51840, while the sum is 34.

The square root of 1144353463 is about 33828.2938233663. The cubic root of 1144353463 is about 1045.9720092268.

Adding to 1144353463 its reverse (3643534411), we get a palindrome (4787887874).

The spelling of 1144353463 in words is "one billion, one hundred forty-four million, three hundred fifty-three thousand, four hundred sixty-three".