9147057 has 4 divisors (see below), whose sum is σ = 12196080. Its totient is φ = 6098036.

The previous prime is 9147053. The next prime is 9147097. The reversal of 9147057 is 7507419.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4, and also an emirpimes, since its reverse is a distinct semiprime: 7507419 = 3 ⋅2502473.

It is a cyclic number.

It is not a de Polignac number, because 9147057 - 2² = 9147053 is a prime.

It is a super-2 number, since 2×9147057² = 167337303522498, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (9147053) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1524507 + ... + 1524512.

It is an arithmetic number, because the mean of its divisors is an integer number (3049020).

Almost surely, 2^9147057 is an apocalyptic number.

It is an amenable number.

9147057 is a deficient number, since it is larger than the sum of its proper divisors (3049023).

9147057 is a wasteful number, since it uses less digits than its factorization.

9147057 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3049022.

The product of its (nonzero) digits is 8820, while the sum is 33.

The square root of 9147057 is about 3024.4101904338. The cubic root of 9147057 is about 209.1351963645.

The spelling of 9147057 in words is "nine million, one hundred forty-seven thousand, fifty-seven".