11650651 has 4 divisors (see below), whose sum is σ = 11657952. Its totient is φ = 11643352.

The previous prime is 11650649. The next prime is 11650679. The reversal of 11650651 is 15605611.

It is a semiprime because it is the product of two primes, and also a brilliant number, because the two primes have the same length.

It is a cyclic number.

It is not a de Polignac number, because 11650651 - 2¹ = 11650649 is a prime.

It is a super-3 number, since 3×11650651³ (a number of 22 digits) contains 333 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (11653651) 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, 115 + ... + 4828.

It is an arithmetic number, because the mean of its divisors is an integer number (2914488).

Almost surely, 2^11650651 is an apocalyptic number.

11650651 is a deficient number, since it is larger than the sum of its proper divisors (7301).

11650651 is an equidigital number, since it uses as much as digits as its factorization.

11650651 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7300.

The product of its (nonzero) digits is 900, while the sum is 25.

The square root of 11650651 is about 3413.3049966272. The cubic root of 11650651 is about 226.6992400804.

The spelling of 11650651 in words is "eleven million, six hundred fifty thousand, six hundred fifty-one".