9057987 has 10 divisors (see below), whose sum is σ = 13531188. Its totient is φ = 6038604.

The previous prime is 9057977. The next prime is 9057989. The reversal of 9057987 is 7897509.

It is not a de Polignac number, because 9057987 - 2⁸ = 9057731 is a prime.

It is not an unprimeable number, because it can be changed into a prime (9057989) 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 9 ways as a sum of consecutive naturals, for example, 55833 + ... + 55994.

Almost surely, 2^9057987 is an apocalyptic number.

9057987 is a deficient number, since it is larger than the sum of its proper divisors (4473201).

9057987 is a wasteful number, since it uses less digits than its factorization.

9057987 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 111839 (or 111830 counting only the distinct ones).

The product of its (nonzero) digits is 158760, while the sum is 45.

The square root of 9057987 is about 3009.6489828550. The cubic root of 9057987 is about 208.4541589609.

The spelling of 9057987 in words is "nine million, fifty-seven thousand, nine hundred eighty-seven".