11403130323 has 16 divisors (see below), whose sum is σ = 16459462656. Its totient is φ = 6980566560.

The previous prime is 11403130313. The next prime is 11403130327. The reversal of 11403130323 is 32303130411.

It is not a de Polignac number, because 11403130323 - 2¹³ = 11403122131 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 11403130323.

It is not an unprimeable number, because it can be changed into a prime (11403130327) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 757965 + ... + 772862.

It is an arithmetic number, because the mean of its divisors is an integer number (1028716416).

Almost surely, 2^11403130323 is an apocalyptic number.

11403130323 is a gapful number since it is divisible by the number (13) formed by its first and last digit.

11403130323 is a deficient number, since it is larger than the sum of its proper divisors (5056332333).

11403130323 is a wasteful number, since it uses less digits than its factorization.

11403130323 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1531034.

The product of its (nonzero) digits is 648, while the sum is 21.

Adding to 11403130323 its reverse (32303130411), we get a palindrome (43706260734).

The spelling of 11403130323 in words is "eleven billion, four hundred three million, one hundred thirty thousand, three hundred twenty-three".