13699051 has 2 divisors, whose sum is σ = 13699052. Its totient is φ = 13699050.

The previous prime is 13699039. The next prime is 13699061. The reversal of 13699051 is 15099631.

It is a strong prime.

It is an emirp because it is prime and its reverse (15099631) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 13699051 - 2¹¹ = 13697003 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 13698998 and 13699016.

It is not a weakly prime, because it can be changed into another prime (13699001) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 6849525 + 6849526.

It is an arithmetic number, because the mean of its divisors is an integer number (6849526).

Almost surely, 2^13699051 is an apocalyptic number.

13699051 is a deficient number, since it is larger than the sum of its proper divisors (1).

13699051 is an equidigital number, since it uses as much as digits as its factorization.

13699051 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 7290, while the sum is 34.

The square root of 13699051 is about 3701.2229060136. Note that the first 3 decimals coincide. The cubic root of 13699051 is about 239.2747259569.

The spelling of 13699051 in words is "thirteen million, six hundred ninety-nine thousand, fifty-one".