11580378 has 16 divisors (see below), whose sum is σ = 23374560. Its totient is φ = 3824496.

The previous prime is 11580337. The next prime is 11580419. The reversal of 11580378 is 87308511.

It is an interprime number because it is at equal distance from previous prime (11580337) and next prime (11580419).

It is a Curzon number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 8200 + ... + 9507.

It is an arithmetic number, because the mean of its divisors is an integer number (1460910).

Almost surely, 2^11580378 is an apocalyptic number.

11580378 is an abundant number, since it is smaller than the sum of its proper divisors (11794182).

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

11580378 is a wasteful number, since it uses less digits than its factorization.

11580378 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 17821.

The product of its (nonzero) digits is 6720, while the sum is 33.

The square root of 11580378 is about 3402.9954451924. The cubic root of 11580378 is about 226.2425281661.

Adding to 11580378 its reverse (87308511), we get a palindrome (98888889).

The spelling of 11580378 in words is "eleven million, five hundred eighty thousand, three hundred seventy-eight".