11542302003 has 4 divisors (see below), whose sum is σ = 15389736008. Its totient is φ = 7694868000.

The previous prime is 11542301987. The next prime is 11542302007. The reversal of 11542302003 is 30020324511.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 30020324511 = 3 ⋅10006774837.

It is not a de Polignac number, because 11542302003 - 2⁴ = 11542301987 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (11542302007) 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, 1923716998 + ... + 1923717003.

It is an arithmetic number, because the mean of its divisors is an integer number (3847434002).

Almost surely, 2^11542302003 is an apocalyptic number.

11542302003 is a deficient number, since it is larger than the sum of its proper divisors (3847434005).

11542302003 is an equidigital number, since it uses as much as digits as its factorization.

11542302003 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3847434004.

The product of its (nonzero) digits is 720, while the sum is 21.

Adding to 11542302003 its reverse (30020324511), we get a palindrome (41562626514).

The spelling of 11542302003 in words is "eleven billion, five hundred forty-two million, three hundred two thousand, three".