11725743 has 4 divisors (see below), whose sum is σ = 15634328. Its totient is φ = 7817160.

The previous prime is 11725739. The next prime is 11725751. The reversal of 11725743 is 34752711.

It is a semiprime because it is the product of two primes.

It is not a de Polignac number, because 11725743 - 2² = 11725739 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 11725743.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (11725543) 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, 1954288 + ... + 1954293.

It is an arithmetic number, because the mean of its divisors is an integer number (3908582).

Almost surely, 2^11725743 is an apocalyptic number.

11725743 is a deficient number, since it is larger than the sum of its proper divisors (3908585).

11725743 is an equidigital number, since it uses as much as digits as its factorization.

11725743 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3908584.

The product of its digits is 5880, while the sum is 30.

The square root of 11725743 is about 3424.2872251025. The cubic root of 11725743 is about 227.1852460064.

The spelling of 11725743 in words is "eleven million, seven hundred twenty-five thousand, seven hundred forty-three".