13870099 has 2 divisors, whose sum is σ = 13870100. Its totient is φ = 13870098.

The previous prime is 13870069. The next prime is 13870111. The reversal of 13870099 is 99007831.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 13870099 - 2⁵ = 13870067 is a prime.

It is not a weakly prime, because it can be changed into another prime (13870039) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 6935049 + 6935050.

It is an arithmetic number, because the mean of its divisors is an integer number (6935050).

Almost surely, 2^13870099 is an apocalyptic number.

13870099 is a deficient number, since it is larger than the sum of its proper divisors (1).

13870099 is an equidigital number, since it uses as much as digits as its factorization.

13870099 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 13608, while the sum is 37.

The square root of 13870099 is about 3724.2581811684. The cubic root of 13870099 is about 240.2664806278.

The spelling of 13870099 in words is "thirteen million, eight hundred seventy thousand, ninety-nine".