11975378 has 8 divisors (see below), whose sum is σ = 19019772. Its totient is φ = 5635456.

The previous prime is 11975363. The next prime is 11975389. The reversal of 11975378 is 87357911.

It can be written as a sum of positive squares in 2 ways, for example, as 11812969 + 162409 = 3437^2 + 403^2 .

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

It is a Curzon number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 176075 + ... + 176142.

Almost surely, 2^11975378 is an apocalyptic number.

11975378 is a deficient number, since it is larger than the sum of its proper divisors (7044394).

11975378 is a wasteful number, since it uses less digits than its factorization.

11975378 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 352236.

The product of its digits is 52920, while the sum is 41.

The square root of 11975378 is about 3460.5459106910. The cubic root of 11975378 is about 228.7861571042.

The spelling of 11975378 in words is "eleven million, nine hundred seventy-five thousand, three hundred seventy-eight".