11650231 has 2 divisors, whose sum is σ = 11650232. Its totient is φ = 11650230.

The previous prime is 11650217. The next prime is 11650237. The reversal of 11650231 is 13205611.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 11650231 - 2¹¹ = 11648183 is a prime.

It is a super-2 number, since 2×11650231² = 271455764706722, which contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 11650199 and 11650208.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (11650237) 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 as a sum of consecutive naturals, namely, 5825115 + 5825116.

It is an arithmetic number, because the mean of its divisors is an integer number (5825116).

Almost surely, 2^11650231 is an apocalyptic number.

11650231 is a deficient number, since it is larger than the sum of its proper divisors (1).

11650231 is an equidigital number, since it uses as much as digits as its factorization.

11650231 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 180, while the sum is 19.

The square root of 11650231 is about 3413.2434721244. The cubic root of 11650231 is about 226.6965159172.

Adding to 11650231 its reverse (13205611), we get a palindrome (24855842).

It can be divided in two parts, 11650 and 231, that added together give a square (11881 = 109²).

The spelling of 11650231 in words is "eleven million, six hundred fifty thousand, two hundred thirty-one".