11717950 has 24 divisors (see below), whose sum is σ = 21974040. Its totient is φ = 4648800.

The previous prime is 11717941. The next prime is 11717957. The reversal of 11717950 is 5971711.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (11717957) 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, 5656 + ... + 7444.

It is an arithmetic number, because the mean of its divisors is an integer number (915585).

Almost surely, 2^11717950 is an apocalyptic number.

11717950 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

11717950 is a deficient number, since it is larger than the sum of its proper divisors (10256090).

11717950 is a wasteful number, since it uses less digits than its factorization.

11717950 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1932 (or 1927 counting only the distinct ones).

The product of its (nonzero) digits is 2205, while the sum is 31.

The square root of 11717950 is about 3423.1491349341. The cubic root of 11717950 is about 227.1349052878.

The spelling of 11717950 in words is "eleven million, seven hundred seventeen thousand, nine hundred fifty".