14391089 has 2 divisors, whose sum is σ = 14391090. Its totient is φ = 14391088.

The previous prime is 14391073. The next prime is 14391101. The reversal of 14391089 is 98019341.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 11122225 + 3268864 = 3335^2 + 1808^2 .

It is a cyclic number.

It is not a de Polignac number, because 14391089 - 2⁴ = 14391073 is a prime.

It is equal to p₉₃₃₈₉₃ and since 14391089 and 933893 have the same sum of digits, it is a Honaker prime.

It is a nialpdrome in base 16.

It is not a weakly prime, because it can be changed into another prime (14391019) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 7195544 + 7195545.

It is an arithmetic number, because the mean of its divisors is an integer number (7195545).

Almost surely, 2^14391089 is an apocalyptic number.

It is an amenable number.

14391089 is a deficient number, since it is larger than the sum of its proper divisors (1).

14391089 is an equidigital number, since it uses as much as digits as its factorization.

14391089 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 7776, while the sum is 35.

The square root of 14391089 is about 3793.5588831597. The cubic root of 14391089 is about 243.2378856697.

The spelling of 14391089 in words is "fourteen million, three hundred ninety-one thousand, eighty-nine".