11899713 has 8 divisors (see below), whose sum is σ = 18132928. Its totient is φ = 6799824.

The previous prime is 11899709. The next prime is 11899721. The reversal of 11899713 is 31799811.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 11899713 - 2² = 11899709 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (11899733) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 283306 + ... + 283347.

It is an arithmetic number, because the mean of its divisors is an integer number (2266616).

Almost surely, 2^11899713 is an apocalyptic number.

It is an amenable number.

11899713 is a deficient number, since it is larger than the sum of its proper divisors (6233215).

11899713 is an equidigital number, since it uses as much as digits as its factorization.

11899713 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 566663.

The product of its digits is 13608, while the sum is 39.

The square root of 11899713 is about 3449.5960633094. The cubic root of 11899713 is about 228.3032859864.

The spelling of 11899713 in words is "eleven million, eight hundred ninety-nine thousand, seven hundred thirteen".