11951937 has 12 divisors (see below), whose sum is σ = 17297280. Its totient is φ = 7952568.

The previous prime is 11951923. The next prime is 11951963. The reversal of 11951937 is 73915911.

It is not a de Polignac number, because 11951937 - 2⁶ = 11951873 is a prime.

It is not an unprimeable number, because it can be changed into a prime (11951987) by changing a digit.

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 11 ways as a sum of consecutive naturals, for example, 5548 + ... + 7394.

It is an arithmetic number, because the mean of its divisors is an integer number (1441440).

Almost surely, 2^11951937 is an apocalyptic number.

It is an amenable number.

11951937 is a deficient number, since it is larger than the sum of its proper divisors (5345343).

11951937 is a wasteful number, since it uses less digits than its factorization.

11951937 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2572 (or 2569 counting only the distinct ones).

The product of its digits is 8505, while the sum is 36.

The square root of 11951937 is about 3457.1573582931. The cubic root of 11951937 is about 228.6367817403.

The spelling of 11951937 in words is "eleven million, nine hundred fifty-one thousand, nine hundred thirty-seven".