11652531151 has 4 divisors (see below), whose sum is σ = 12054342600. Its totient is φ = 11250719704.

The previous prime is 11652531113. The next prime is 11652531179. The reversal of 11652531151 is 15113525611.

It is a happy number.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 15113525611 = 36929 ⋅409259.

It is a cyclic number.

It is not a de Polignac number, because 11652531151 - 2¹⁵ = 11652498383 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 (11652535151) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 200905681 + ... + 200905738.

It is an arithmetic number, because the mean of its divisors is an integer number (3013585650).

Almost surely, 2^11652531151 is an apocalyptic number.

11652531151 is a deficient number, since it is larger than the sum of its proper divisors (401811449).

11652531151 is an equidigital number, since it uses as much as digits as its factorization.

11652531151 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 401811448.

The product of its digits is 4500, while the sum is 31.

The spelling of 11652531151 in words is "eleven billion, six hundred fifty-two million, five hundred thirty-one thousand, one hundred fifty-one".