11451003223 has 8 divisors (see below), whose sum is σ = 12497137920. Its totient is φ = 10405724280.

The previous prime is 11451003211. The next prime is 11451003227. The reversal of 11451003223 is 32230015411.

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 11451003223 - 2¹⁷ = 11450872151 is a prime.

It is a super-2 number, since 2×11451003223² (a number of 21 digits) contains 22 as substring.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 11451003194 and 11451003203.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (11451003227) 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, 185793 + ... + 239626.

It is an arithmetic number, because the mean of its divisors is an integer number (1562142240).

Almost surely, 2^11451003223 is an apocalyptic number.

11451003223 is a deficient number, since it is larger than the sum of its proper divisors (1046134697).

11451003223 is a wasteful number, since it uses less digits than its factorization.

11451003223 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 427877.

The product of its (nonzero) digits is 720, while the sum is 22.

Adding to 11451003223 its reverse (32230015411), we get a palindrome (43681018634).

The spelling of 11451003223 in words is "eleven billion, four hundred fifty-one million, three thousand, two hundred twenty-three".