11830571063 has 4 divisors (see below), whose sum is σ = 11830862568. Its totient is φ = 11830279560.

The previous prime is 11830571023. The next prime is 11830571069. The reversal of 11830571063 is 36017503811.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 36017503811 = 75041 ⋅479971.

It is a cyclic number.

It is not a de Polignac number, because 11830571063 - 2¹² = 11830566967 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 (11830571069) 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, 72656 + ... + 170117.

It is an arithmetic number, because the mean of its divisors is an integer number (2957715642).

Almost surely, 2^11830571063 is an apocalyptic number.

11830571063 is a deficient number, since it is larger than the sum of its proper divisors (291505).

11830571063 is an equidigital number, since it uses as much as digits as its factorization.

11830571063 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 291504.

The product of its (nonzero) digits is 15120, while the sum is 35.

The spelling of 11830571063 in words is "eleven billion, eight hundred thirty million, five hundred seventy-one thousand, sixty-three".