11121654551503 has 8 divisors (see below), whose sum is σ = 11310719706000. Its totient is φ = 10932608148288.

The previous prime is 11121654551479. The next prime is 11121654551537. The reversal of 11121654551503 is 30515545612111.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 11121654551503 - 2⁹ = 11121654550991 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 (11121654551003) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 3488926 + ... + 5866507.

It is an arithmetic number, because the mean of its divisors is an integer number (1413839963250).

Almost surely, 2^{11121654551503} is an apocalyptic number.

11121654551503 is a deficient number, since it is larger than the sum of its proper divisors (189065154497).

11121654551503 is an equidigital number, since it uses as much as digits as its factorization.

11121654551503 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 9375641.

The product of its (nonzero) digits is 90000, while the sum is 40.

The spelling of 11121654551503 in words is "eleven trillion, one hundred twenty-one billion, six hundred fifty-four million, five hundred fifty-one thousand, five hundred three".