11653144651 has 2 divisors, whose sum is σ = 11653144652. Its totient is φ = 11653144650.

The previous prime is 11653144637. The next prime is 11653144721. The reversal of 11653144651 is 15644135611.

It is a happy number.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 11653144651 - 2²⁹ = 11116273739 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 11653144651.

It is not a weakly prime, because it can be changed into another prime (11653142651) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5826572325 + 5826572326.

It is an arithmetic number, because the mean of its divisors is an integer number (5826572326).

Almost surely, 2^11653144651 is an apocalyptic number.

11653144651 is a deficient number, since it is larger than the sum of its proper divisors (1).

11653144651 is an equidigital number, since it uses as much as digits as its factorization.

11653144651 is an evil number, because the sum of its binary digits is even.

The product of its digits is 43200, while the sum is 37.

The spelling of 11653144651 in words is "eleven billion, six hundred fifty-three million, one hundred forty-four thousand, six hundred fifty-one".