11948975 has 12 divisors (see below), whose sum is σ = 15069720. Its totient is φ = 9396000.

The previous prime is 11948971. The next prime is 11949001. The reversal of 11948975 is 57984911.

It is not a de Polignac number, because 11948975 - 2² = 11948971 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (11948971) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 2576 + ... + 5525.

It is an arithmetic number, because the mean of its divisors is an integer number (1255810).

Almost surely, 2^11948975 is an apocalyptic number.

11948975 is a deficient number, since it is larger than the sum of its proper divisors (3120745).

11948975 is an equidigital number, since it uses as much as digits as its factorization.

11948975 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 8170 (or 8165 counting only the distinct ones).

The product of its digits is 90720, while the sum is 44.

The square root of 11948975 is about 3456.7289451156. The cubic root of 11948975 is about 228.6178928048.

It can be divided in two parts, 119 and 48975, that added together give a palindrome (49094).

The spelling of 11948975 in words is "eleven million, nine hundred forty-eight thousand, nine hundred seventy-five".