11403213229 has 4 divisors (see below), whose sum is σ = 11409511680. Its totient is φ = 11396914780.

The previous prime is 11403213161. The next prime is 11403213281. The reversal of 11403213229 is 92231230411.

It is a happy number.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 11403213229 - 2¹⁷ = 11403082157 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 11403213197 and 11403213206.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (11403213529) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 3146509 + ... + 3150130.

It is an arithmetic number, because the mean of its divisors is an integer number (2852377920).

Almost surely, 2^11403213229 is an apocalyptic number.

It is an amenable number.

11403213229 is a deficient number, since it is larger than the sum of its proper divisors (6298451).

11403213229 is an equidigital number, since it uses as much as digits as its factorization.

11403213229 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6298450.

The product of its (nonzero) digits is 2592, while the sum is 28.

The spelling of 11403213229 in words is "eleven billion, four hundred three million, two hundred thirteen thousand, two hundred twenty-nine".