9057439 has 2 divisors, whose sum is σ = 9057440. Its totient is φ = 9057438.

The previous prime is 9057431. The next prime is 9057449. The reversal of 9057439 is 9347509.

9057439 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a weak prime.

It is an emirp because it is prime and its reverse (9347509) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 9057439 - 2³ = 9057431 is a prime.

9057439 is a lucky number.

It is a junction number, because it is equal to n+sod(n) for n = 9057398 and 9057407.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (9057431) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 4528719 + 4528720.

It is an arithmetic number, because the mean of its divisors is an integer number (4528720).

Almost surely, 2^9057439 is an apocalyptic number.

9057439 is a deficient number, since it is larger than the sum of its proper divisors (1).

9057439 is an equidigital number, since it uses as much as digits as its factorization.

9057439 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 34020, while the sum is 37.

The square root of 9057439 is about 3009.5579409608. The cubic root of 9057439 is about 208.4499551136.

The spelling of 9057439 in words is "nine million, fifty-seven thousand, four hundred thirty-nine".