9042757 has 2 divisors, whose sum is σ = 9042758. Its totient is φ = 9042756.

The previous prime is 9042743. The next prime is 9042769. The reversal of 9042757 is 7572409.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 8014561 + 1028196 = 2831^2 + 1014^2 .

It is a cyclic number.

It is not a de Polignac number, because 9042757 - 2¹⁵ = 9009989 is a prime.

It is a super-2 number, since 2×9042757² = 163542908322098, which contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (9042707) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 4521378 + 4521379.

It is an arithmetic number, because the mean of its divisors is an integer number (4521379).

Almost surely, 2^9042757 is an apocalyptic number.

It is an amenable number.

9042757 is a deficient number, since it is larger than the sum of its proper divisors (1).

9042757 is an equidigital number, since it uses as much as digits as its factorization.

9042757 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 17640, while the sum is 34.

The square root of 9042757 is about 3007.1177230032. The cubic root of 9042757 is about 208.3372625748.

The spelling of 9042757 in words is "nine million, forty-two thousand, seven hundred fifty-seven".