11342180503 has 4 divisors (see below), whose sum is σ = 11648725960. Its totient is φ = 11035635048.

The previous prime is 11342180497. The next prime is 11342180537. The reversal of 11342180503 is 30508124311.

It is a happy number.

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

It is a cyclic number.

It is not a de Polignac number, because 11342180503 - 2¹⁷ = 11342049431 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (11342100503) 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, 153272673 + ... + 153272746.

It is an arithmetic number, because the mean of its divisors is an integer number (2912181490).

Almost surely, 2^11342180503 is an apocalyptic number.

11342180503 is a deficient number, since it is larger than the sum of its proper divisors (306545457).

11342180503 is an equidigital number, since it uses as much as digits as its factorization.

11342180503 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 306545456.

The product of its (nonzero) digits is 2880, while the sum is 28.

The spelling of 11342180503 in words is "eleven billion, three hundred forty-two million, one hundred eighty thousand, five hundred three".