11857701 has 4 divisors (see below), whose sum is σ = 15810272. Its totient is φ = 7905132.

The previous prime is 11857697. The next prime is 11857709. The reversal of 11857701 is 10775811.

It is a happy number.

11857701 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is not a de Polignac number, because 11857701 - 2² = 11857697 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (11857709) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1976281 + ... + 1976286.

It is an arithmetic number, because the mean of its divisors is an integer number (3952568).

Almost surely, 2^11857701 is an apocalyptic number.

It is an amenable number.

11857701 is a deficient number, since it is larger than the sum of its proper divisors (3952571).

11857701 is an equidigital number, since it uses as much as digits as its factorization.

11857701 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3952570.

The product of its (nonzero) digits is 1960, while the sum is 30.

The square root of 11857701 is about 3443.5012705094. The cubic root of 11857701 is about 228.0342938566.

The spelling of 11857701 in words is "eleven million, eight hundred fifty-seven thousand, seven hundred one".