13813207699 has 2 divisors, whose sum is σ = 13813207700. Its totient is φ = 13813207698.

The previous prime is 13813207673. The next prime is 13813207711. The reversal of 13813207699 is 99670231831.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 13813207699 - 2¹³ = 13813199507 is a prime.

It is a super-3 number, since 3×13813207699³ (a number of 31 digits) contains 333 as substring.

It is not a weakly prime, because it can be changed into another prime (13813207609) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 6906603849 + 6906603850.

It is an arithmetic number, because the mean of its divisors is an integer number (6906603850).

Almost surely, 2^13813207699 is an apocalyptic number.

13813207699 is a deficient number, since it is larger than the sum of its proper divisors (1).

13813207699 is an equidigital number, since it uses as much as digits as its factorization.

13813207699 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 489888, while the sum is 49.

The spelling of 13813207699 in words is "thirteen billion, eight hundred thirteen million, two hundred seven thousand, six hundred ninety-nine".