11551602103 has 8 divisors (see below), whose sum is σ = 11981145600. Its totient is φ = 11124139488.

The previous prime is 11551602079. The next prime is 11551602163. The reversal of 11551602103 is 30120615511.

It is a happy number.

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

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-11551602103 is a prime.

It is a super-2 number, since 2×11551602103² (a number of 21 digits) contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (11551602163) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 508908 + ... + 531121.

It is an arithmetic number, because the mean of its divisors is an integer number (1497643200).

Almost surely, 2^11551602103 is an apocalyptic number.

11551602103 is a deficient number, since it is larger than the sum of its proper divisors (429543497).

11551602103 is a wasteful number, since it uses less digits than its factorization.

11551602103 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1040441.

The product of its (nonzero) digits is 900, while the sum is 25.

The spelling of 11551602103 in words is "eleven billion, five hundred fifty-one million, six hundred two thousand, one hundred three".