13974529 has 2 divisors, whose sum is σ = 13974530. Its totient is φ = 13974528.

The previous prime is 13974523. The next prime is 13974533. The reversal of 13974529 is 92547931.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 13068225 + 906304 = 3615^2 + 952^2 .

It is a cyclic number.

It is not a de Polignac number, because 13974529 - 2¹¹ = 13972481 is a prime.

It is a Chen prime.

It is a junction number, because it is equal to n+sod(n) for n = 13974491 and 13974500.

It is not a weakly prime, because it can be changed into another prime (13974523) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 6987264 + 6987265.

It is an arithmetic number, because the mean of its divisors is an integer number (6987265).

Almost surely, 2^13974529 is an apocalyptic number.

It is an amenable number.

13974529 is a deficient number, since it is larger than the sum of its proper divisors (1).

13974529 is an equidigital number, since it uses as much as digits as its factorization.

13974529 is an evil number, because the sum of its binary digits is even.

The product of its digits is 68040, while the sum is 40.

The square root of 13974529 is about 3738.2521316787. The cubic root of 13974529 is about 240.8679740351.

The spelling of 13974529 in words is "thirteen million, nine hundred seventy-four thousand, five hundred twenty-nine".