11503503540422 has 4 divisors (see below), whose sum is σ = 17255255310636. Its totient is φ = 5751751770210.

The previous prime is 11503503540401. The next prime is 11503503540437. The reversal of 11503503540422 is 22404530530511.

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

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2875875885104 + ... + 2875875885107.

It is an arithmetic number, because the mean of its divisors is an integer number (4313813827659).

Almost surely, 2^{11503503540422} is an apocalyptic number.

11503503540422 is a deficient number, since it is larger than the sum of its proper divisors (5751751770214).

11503503540422 is an equidigital number, since it uses as much as digits as its factorization.

11503503540422 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5751751770213.

The product of its (nonzero) digits is 72000, while the sum is 35.

The spelling of 11503503540422 in words is "eleven trillion, five hundred three billion, five hundred three million, five hundred forty thousand, four hundred twenty-two".