13861411 has 2 divisors, whose sum is σ = 13861412. Its totient is φ = 13861410.

The previous prime is 13861399. The next prime is 13861417. The reversal of 13861411 is 11416831.

It is a happy number.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 13861411 - 2¹³ = 13853219 is a prime.

It is not a weakly prime, because it can be changed into another prime (13861417) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 6930705 + 6930706.

It is an arithmetic number, because the mean of its divisors is an integer number (6930706).

Almost surely, 2^13861411 is an apocalyptic number.

13861411 is a deficient number, since it is larger than the sum of its proper divisors (1).

13861411 is an equidigital number, since it uses as much as digits as its factorization.

13861411 is an evil number, because the sum of its binary digits is even.

The product of its digits is 576, while the sum is 25.

The square root of 13861411 is about 3723.0915916749. The cubic root of 13861411 is about 240.2163038367.

The spelling of 13861411 in words is "thirteen million, eight hundred sixty-one thousand, four hundred eleven".