11831059 has 4 divisors (see below), whose sum is σ = 11866504. Its totient is φ = 11795616.

The previous prime is 11831033. The next prime is 11831077. The reversal of 11831059 is 95013811.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 95013811 = 727 ⋅130693.

It is a cyclic number.

It is not a de Polignac number, because 11831059 - 2¹⁵ = 11798291 is a prime.

It is a super-3 number, since 3×11831059³ (a number of 22 digits) contains 333 as substring. Note that it is a super-d number also for d = 2.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (11831089) 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 3 ways as a sum of consecutive naturals, for example, 17217 + ... + 17890.

It is an arithmetic number, because the mean of its divisors is an integer number (2966626).

Almost surely, 2^11831059 is an apocalyptic number.

11831059 is a deficient number, since it is larger than the sum of its proper divisors (35445).

11831059 is an equidigital number, since it uses as much as digits as its factorization.

11831059 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 35444.

The product of its (nonzero) digits is 1080, while the sum is 28.

The square root of 11831059 is about 3439.6306487761. The cubic root of 11831059 is about 227.8633825546.

The spelling of 11831059 in words is "eleven million, eight hundred thirty-one thousand, fifty-nine".