11481878 has 8 divisors (see below), whose sum is σ = 17458968. Its totient is φ = 5662224.

The previous prime is 11481863. The next prime is 11481893. The reversal of 11481878 is 87818411.

It is an interprime number because it is at equal distance from previous prime (11481863) and next prime (11481893).

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

It is a Curzon number.

It is a congruent 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 3 ways as a sum of consecutive naturals, for example, 39176 + ... + 39467.

It is an arithmetic number, because the mean of its divisors is an integer number (2182371).

Almost surely, 2^11481878 is an apocalyptic number.

11481878 is a deficient number, since it is larger than the sum of its proper divisors (5977090).

11481878 is an equidigital number, since it uses as much as digits as its factorization.

11481878 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 78718.

The product of its digits is 14336, while the sum is 38.

The square root of 11481878 is about 3388.4919949736. The cubic root of 11481878 is about 225.5992454035.

The spelling of 11481878 in words is "eleven million, four hundred eighty-one thousand, eight hundred seventy-eight".