11901896 has 16 divisors (see below), whose sum is σ = 22353840. Its totient is φ = 5940880.

The previous prime is 11901821. The next prime is 11901899. The reversal of 11901896 is 69810911.

It is not an unprimeable number, because it can be changed into a prime (11901899) 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 3 ways as a sum of consecutive naturals, for example, 6791 + ... + 8361.

It is an arithmetic number, because the mean of its divisors is an integer number (1397115).

Almost surely, 2^11901896 is an apocalyptic number.

It is an amenable number.

11901896 is a deficient number, since it is larger than the sum of its proper divisors (10451944).

11901896 is a wasteful number, since it uses less digits than its factorization.

11901896 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2524 (or 2520 counting only the distinct ones).

The product of its (nonzero) digits is 3888, while the sum is 35.

The square root of 11901896 is about 3449.9124626576. The cubic root of 11901896 is about 228.3172458637.

The spelling of 11901896 in words is "eleven million, nine hundred one thousand, eight hundred ninety-six".