11587741 has 8 divisors (see below), whose sum is σ = 12690144. Its totient is φ = 10493520.

The previous prime is 11587721. The next prime is 11587753. The reversal of 11587741 is 14778511.

11587741 = T₁₄₄₆ + T₁₄₄₇ + ... + T₁₄₅₆.

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

It is a cyclic number.

It is not a de Polignac number, because 11587741 - 2⁷ = 11587613 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 11587697 and 11587706.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (11587721) 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, 1146 + ... + 4948.

It is an arithmetic number, because the mean of its divisors is an integer number (1586268).

Almost surely, 2^11587741 is an apocalyptic number.

11587741 is a gapful number since it is divisible by the number (11) formed by its first and last digit.

It is an amenable number.

11587741 is a deficient number, since it is larger than the sum of its proper divisors (1102403).

11587741 is a wasteful number, since it uses less digits than its factorization.

11587741 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4091.

The product of its digits is 7840, while the sum is 34.

The square root of 11587741 is about 3404.0771142852. The cubic root of 11587741 is about 226.2904676147.

The spelling of 11587741 in words is "eleven million, five hundred eighty-seven thousand, seven hundred forty-one".