1144450123 has 8 divisors (see below), whose sum is σ = 1257062400. Its totient is φ = 1037075688.

The previous prime is 1144450121. The next prime is 1144450193. The reversal of 1144450123 is 3210544411.

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 1144450123 - 2¹ = 1144450121 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (1144450121) 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, 1309003 + ... + 1309876.

It is an arithmetic number, because the mean of its divisors is an integer number (157132800).

Almost surely, 2^1144450123 is an apocalyptic number.

1144450123 is a deficient number, since it is larger than the sum of its proper divisors (112612277).

1144450123 is a wasteful number, since it uses less digits than its factorization.

1144450123 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2618921.

The product of its (nonzero) digits is 1920, while the sum is 25.

The square root of 1144450123 is about 33829.7224789090. The cubic root of 1144450123 is about 1046.0014584052.

Adding to 1144450123 its reverse (3210544411), we get a palindrome (4354994534).

The spelling of 1144450123 in words is "one billion, one hundred forty-four million, four hundred fifty thousand, one hundred twenty-three".