11530426403 has 8 divisors (see below), whose sum is σ = 11599810800. Its totient is φ = 11461207968.

The previous prime is 11530426367. The next prime is 11530426441. The reversal of 11530426403 is 30462403511.

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 11530426403 - 2¹⁶ = 11530360867 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (11530426003) 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, 99308 + ... + 181446.

It is an arithmetic number, because the mean of its divisors is an integer number (1449976350).

Almost surely, 2^11530426403 is an apocalyptic number.

11530426403 is a deficient number, since it is larger than the sum of its proper divisors (69384397).

11530426403 is an equidigital number, since it uses as much as digits as its factorization.

11530426403 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 82981.

The product of its (nonzero) digits is 8640, while the sum is 29.

Adding to 11530426403 its reverse (30462403511), we get a palindrome (41992829914).

The spelling of 11530426403 in words is "eleven billion, five hundred thirty million, four hundred twenty-six thousand, four hundred three".