13977371 has 2 divisors, whose sum is σ = 13977372. Its totient is φ = 13977370.

The previous prime is 13977329. The next prime is 13977401. The reversal of 13977371 is 17377931.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 13977371 - 2¹⁴ = 13960987 is a prime.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (13977671) 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, 6988685 + 6988686.

It is an arithmetic number, because the mean of its divisors is an integer number (6988686).

Almost surely, 2^13977371 is an apocalyptic number.

13977371 is a deficient number, since it is larger than the sum of its proper divisors (1).

13977371 is an equidigital number, since it uses as much as digits as its factorization.

13977371 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 27783, while the sum is 38.

The square root of 13977371 is about 3738.6322365272. The cubic root of 13977371 is about 240.8843013685.

The spelling of 13977371 in words is "thirteen million, nine hundred seventy-seven thousand, three hundred seventy-one".