13916893 has 2 divisors, whose sum is σ = 13916894. Its totient is φ = 13916892.

The previous prime is 13916887. The next prime is 13916933. The reversal of 13916893 is 39861931.

It is an a-pointer prime, because the next prime (13916933) can be obtained adding 13916893 to its sum of digits (40).

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 8450649 + 5466244 = 2907^2 + 2338^2 .

It is a cyclic number.

It is not a de Polignac number, because 13916893 - 2¹³ = 13908701 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (13916803) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 6958446 + 6958447.

It is an arithmetic number, because the mean of its divisors is an integer number (6958447).

Almost surely, 2^13916893 is an apocalyptic number.

It is an amenable number.

13916893 is a deficient number, since it is larger than the sum of its proper divisors (1).

13916893 is an equidigital number, since it uses as much as digits as its factorization.

13916893 is an evil number, because the sum of its binary digits is even.

The product of its digits is 34992, while the sum is 40.

The square root of 13916893 is about 3730.5352162927. The cubic root of 13916893 is about 240.5363755936.

The spelling of 13916893 in words is "thirteen million, nine hundred sixteen thousand, eight hundred ninety-three".