11315743 has 4 divisors (see below), whose sum is σ = 11327848. Its totient is φ = 11303640.

The previous prime is 11315741. The next prime is 11315779. The reversal of 11315743 is 34751311.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 34751311 = 7 ⋅4964473.

It is a cyclic number.

It is not a de Polignac number, because 11315743 - 2¹ = 11315741 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 (11315741) 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, 4521 + ... + 6562.

It is an arithmetic number, because the mean of its divisors is an integer number (2831962).

Almost surely, 2^11315743 is an apocalyptic number.

11315743 is a deficient number, since it is larger than the sum of its proper divisors (12105).

11315743 is a wasteful number, since it uses less digits than its factorization.

11315743 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 12104.

The product of its digits is 1260, while the sum is 25.

The square root of 11315743 is about 3363.8880778052. Note that the first 3 decimals coincide. The cubic root of 11315743 is about 224.5058653931.

The spelling of 11315743 in words is "eleven million, three hundred fifteen thousand, seven hundred forty-three".