11900313 has 6 divisors (see below), whose sum is σ = 17189354. Its totient is φ = 7933536.

The previous prime is 11900303. The next prime is 11900321. The reversal of 11900313 is 31300911.

It can be written as a sum of positive squares in only one way, i.e., 8225424 + 3674889 = 2868^2 + 1917^2 .

It is not a de Polignac number, because 11900313 - 2⁴ = 11900297 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (11900303) 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 5 ways as a sum of consecutive naturals, for example, 661120 + ... + 661137.

Almost surely, 2^11900313 is an apocalyptic number.

It is an amenable number.

11900313 is a deficient number, since it is larger than the sum of its proper divisors (5289041).

11900313 is a wasteful number, since it uses less digits than its factorization.

11900313 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1322263 (or 1322260 counting only the distinct ones).

The product of its (nonzero) digits is 81, while the sum is 18.

The square root of 11900313 is about 3449.6830289173. The cubic root of 11900313 is about 228.3071230445.

The spelling of 11900313 in words is "eleven million, nine hundred thousand, three hundred thirteen".