11603480 has 64 divisors (see below), whose sum is σ = 30888000. Its totient is φ = 3838464.

The previous prime is 11603461. The next prime is 11603519. The reversal of 11603480 is 8430611.

It is a super-2 number, since 2×11603480² = 269281496220800, which contains 22 as substring.

11603480 is a modest number, since divided by 3480 gives 1160 as remainder.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 7406 + ... + 8834.

It is an arithmetic number, because the mean of its divisors is an integer number (482625).

Almost surely, 2^11603480 is an apocalyptic number.

11603480 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 11603480, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (15444000).

11603480 is an abundant number, since it is smaller than the sum of its proper divisors (19284520).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

11603480 is a wasteful number, since it uses less digits than its factorization.

11603480 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1476 (or 1472 counting only the distinct ones).

The product of its (nonzero) digits is 576, while the sum is 23.

The square root of 11603480 is about 3406.3881164659. The cubic root of 11603480 is about 226.3928739532.

The spelling of 11603480 in words is "eleven million, six hundred three thousand, four hundred eighty".