11651012699 has 2 divisors, whose sum is σ = 11651012700. Its totient is φ = 11651012698.

The previous prime is 11651012651. The next prime is 11651012717. The reversal of 11651012699 is 99621015611.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-11651012699 is a prime.

It is not a weakly prime, because it can be changed into another prime (11651012299) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5825506349 + 5825506350.

It is an arithmetic number, because the mean of its divisors is an integer number (5825506350).

Almost surely, 2^11651012699 is an apocalyptic number.

11651012699 is a deficient number, since it is larger than the sum of its proper divisors (1).

11651012699 is an equidigital number, since it uses as much as digits as its factorization.

11651012699 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 29160, while the sum is 41.

The spelling of 11651012699 in words is "eleven billion, six hundred fifty-one million, twelve thousand, six hundred ninety-nine".