11652071 has 4 divisors (see below), whose sum is σ = 11659032. Its totient is φ = 11645112.

The previous prime is 11652061. The next prime is 11652079. The reversal of 11652071 is 17025611.

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, and also an emirpimes, since its reverse is a distinct semiprime: 17025611 = 89 ⋅191299.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-11652071 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 (11652079) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 725 + ... + 4881.

It is an arithmetic number, because the mean of its divisors is an integer number (2914758).

Almost surely, 2^11652071 is an apocalyptic number.

11652071 is a deficient number, since it is larger than the sum of its proper divisors (6961).

11652071 is an equidigital number, since it uses as much as digits as its factorization.

11652071 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6960.

The product of its (nonzero) digits is 420, while the sum is 23.

The square root of 11652071 is about 3413.5129998288. The cubic root of 11652071 is about 226.7084498617.

Adding to 11652071 its reverse (17025611), we get a palindrome (28677682).

The spelling of 11652071 in words is "eleven million, six hundred fifty-two thousand, seventy-one".