9041157 has 12 divisors (see below), whose sum is σ = 13104780. Its totient is φ = 6006528.

The previous prime is 9041143. The next prime is 9041173. The reversal of 9041157 is 7511409.

It can be written as a sum of positive squares in 2 ways, for example, as 3663396 + 5377761 = 1914^2 + 2319^2 .

It is not a de Polignac number, because 9041157 - 2⁴ = 9041141 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 9041157.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (9041657) 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 11 ways as a sum of consecutive naturals, for example, 1269 + ... + 4437.

It is an arithmetic number, because the mean of its divisors is an integer number (1092065).

Almost surely, 2^9041157 is an apocalyptic number.

9041157 is the 1902-nd heptagonal number.

It is an amenable number.

9041157 is a deficient number, since it is larger than the sum of its proper divisors (4063623).

9041157 is a wasteful number, since it uses less digits than its factorization.

9041157 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3492 (or 3489 counting only the distinct ones).

The product of its (nonzero) digits is 1260, while the sum is 27.

The square root of 9041157 is about 3006.8516757566. The cubic root of 9041157 is about 208.3249743135.

The spelling of 9041157 in words is "nine million, forty-one thousand, one hundred fifty-seven".