11653663051 has 2 divisors, whose sum is σ = 11653663052. Its totient is φ = 11653663050.

The previous prime is 11653663039. The next prime is 11653663097. The reversal of 11653663051 is 15036635611.

It is a weak prime.

It is an emirp because it is prime and its reverse (15036635611) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 11653663051 - 2²⁹ = 11116792139 is a prime.

It is a super-3 number, since 3×11653663051³ (a number of 31 digits) contains 333 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 11653663051.

It is not a weakly prime, because it can be changed into another prime (11653633051) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5826831525 + 5826831526.

It is an arithmetic number, because the mean of its divisors is an integer number (5826831526).

Almost surely, 2^11653663051 is an apocalyptic number.

11653663051 is a deficient number, since it is larger than the sum of its proper divisors (1).

11653663051 is an equidigital number, since it uses as much as digits as its factorization.

11653663051 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 48600, while the sum is 37.

The spelling of 11653663051 in words is "eleven billion, six hundred fifty-three million, six hundred sixty-three thousand, fifty-one".