13574689 has 2 divisors, whose sum is σ = 13574690. Its totient is φ = 13574688.

The previous prime is 13574657. The next prime is 13574699. The reversal of 13574689 is 98647531.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 12194064 + 1380625 = 3492^2 + 1175^2 .

It is a cyclic number.

It is not a de Polignac number, because 13574689 - 2⁵ = 13574657 is a prime.

It is not a weakly prime, because it can be changed into another prime (13574609) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 6787344 + 6787345.

It is an arithmetic number, because the mean of its divisors is an integer number (6787345).

Almost surely, 2^13574689 is an apocalyptic number.

It is an amenable number.

13574689 is a deficient number, since it is larger than the sum of its proper divisors (1).

13574689 is an equidigital number, since it uses as much as digits as its factorization.

13574689 is an evil number, because the sum of its binary digits is even.

The product of its digits is 181440, while the sum is 43.

The square root of 13574689 is about 3684.3844804797. The cubic root of 13574689 is about 238.5484667546.

The spelling of 13574689 in words is "thirteen million, five hundred seventy-four thousand, six hundred eighty-nine".