11475712203 has 4 divisors (see below), whose sum is σ = 15300949608. Its totient is φ = 7650474800.

The previous prime is 11475712189. The next prime is 11475712217. The reversal of 11475712203 is 30221757411.

It is a semiprime because it is the product of two primes.

It is an interprime number because it is at equal distance from previous prime (11475712189) and next prime (11475712217).

It is a cyclic number.

It is not a de Polignac number, because 11475712203 - 2⁴ = 11475712187 is a prime.

It is a super-2 number, since 2×11475712203² (a number of 21 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (11475712273) 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, 1912618698 + ... + 1912618703.

It is an arithmetic number, because the mean of its divisors is an integer number (3825237402).

Almost surely, 2^11475712203 is an apocalyptic number.

11475712203 is a deficient number, since it is larger than the sum of its proper divisors (3825237405).

11475712203 is an equidigital number, since it uses as much as digits as its factorization.

11475712203 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3825237404.

The product of its (nonzero) digits is 11760, while the sum is 33.

The spelling of 11475712203 in words is "eleven billion, four hundred seventy-five million, seven hundred twelve thousand, two hundred three".