11818698701 has 2 divisors, whose sum is σ = 11818698702. Its totient is φ = 11818698700.

The previous prime is 11818698691. The next prime is 11818698709. The reversal of 11818698701 is 10789681811.

It is a happy number.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 7573524676 + 4245174025 = 87026^2 + 65155^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-11818698701 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 11818698701.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (11818698709) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5909349350 + 5909349351.

It is an arithmetic number, because the mean of its divisors is an integer number (5909349351).

Almost surely, 2^11818698701 is an apocalyptic number.

It is an amenable number.

11818698701 is a deficient number, since it is larger than the sum of its proper divisors (1).

11818698701 is an equidigital number, since it uses as much as digits as its factorization.

11818698701 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 193536, while the sum is 50.

The spelling of 11818698701 in words is "eleven billion, eight hundred eighteen million, six hundred ninety-eight thousand, seven hundred one".