11775130003 has 16 divisors (see below), whose sum is σ = 14708780800. Its totient is φ = 9177528096.

The previous prime is 11775129997. The next prime is 11775130039. The reversal of 11775130003 is 30003157711.

It is a cyclic number.

It is not a de Polignac number, because 11775130003 - 2¹³ = 11775121811 is a prime.

It is not an unprimeable number, because it can be changed into a prime (11775130063) 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, 959553 + ... + 971746.

It is an arithmetic number, because the mean of its divisors is an integer number (919298800).

Almost surely, 2^11775130003 is an apocalyptic number.

11775130003 is a gapful number since it is divisible by the number (13) formed by its first and last digit.

11775130003 is a deficient number, since it is larger than the sum of its proper divisors (2933650797).

11775130003 is a wasteful number, since it uses less digits than its factorization.

11775130003 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1931386.

The product of its (nonzero) digits is 2205, while the sum is 28.

Adding to 11775130003 its reverse (30003157711), we get a palindrome (41778287714).

It can be divided in two parts, 11775 and 130003, that added together give a triangular number (141778 = T₅₃₂).

The spelling of 11775130003 in words is "eleven billion, seven hundred seventy-five million, one hundred thirty thousand, three".