11711459 has 4 divisors (see below), whose sum is σ = 12089280. Its totient is φ = 11333640.

The previous prime is 11711449. The next prime is 11711461. The reversal of 11711459 is 95411711.

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

It is a cyclic number.

It is not a de Polignac number, because 11711459 - 2¹⁶ = 11645923 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (11711449) 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, 188864 + ... + 188925.

It is an arithmetic number, because the mean of its divisors is an integer number (3022320).

Almost surely, 2^11711459 is an apocalyptic number.

11711459 is a deficient number, since it is larger than the sum of its proper divisors (377821).

11711459 is an equidigital number, since it uses as much as digits as its factorization.

11711459 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 377820.

The product of its digits is 1260, while the sum is 29.

The square root of 11711459 is about 3422.2009000057. The cubic root of 11711459 is about 227.0929581047.

It can be divided in two parts, 117 and 11459, that multiplied together give a triangular number (1340703 = T₁₆₃₇).

The spelling of 11711459 in words is "eleven million, seven hundred eleven thousand, four hundred fifty-nine".