11099964697 has 2 divisors, whose sum is σ = 11099964698. Its totient is φ = 11099964696.

The previous prime is 11099964677. The next prime is 11099964731. The reversal of 11099964697 is 79646999011.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 5784971481 + 5314993216 = 76059^2 + 72904^2 .

It is a cyclic number.

It is not a de Polignac number, because 11099964697 - 2¹⁵ = 11099931929 is a prime.

It is not a weakly prime, because it can be changed into another prime (11099964607) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5549982348 + 5549982349.

It is an arithmetic number, because the mean of its divisors is an integer number (5549982349).

Almost surely, 2^11099964697 is an apocalyptic number.

It is an amenable number.

11099964697 is a deficient number, since it is larger than the sum of its proper divisors (1).

11099964697 is an equidigital number, since it uses as much as digits as its factorization.

11099964697 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 6613488, while the sum is 61.

The spelling of 11099964697 in words is "eleven billion, ninety-nine million, nine hundred sixty-four thousand, six hundred ninety-seven".