9113761 has 4 divisors (see below), whose sum is σ = 9119812. Its totient is φ = 9107712.

The previous prime is 9113759. The next prime is 9113771. The reversal of 9113761 is 1673119.

It is a semiprime because it is the product of two primes, and also a brilliant number, because the two primes have the same length, and also an emirpimes, since its reverse is a distinct semiprime: 1673119 = 7 ⋅239017.

It can be written as a sum of positive squares in 2 ways, for example, as 6155361 + 2958400 = 2481^2 + 1720^2 .

It is a cyclic number.

It is not a de Polignac number, because 9113761 - 2¹ = 9113759 is a prime.

It is a Duffinian number.

9113761 is a lucky number.

It is not an unprimeable number, because it can be changed into a prime (9113771) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1225 + ... + 4441.

It is an arithmetic number, because the mean of its divisors is an integer number (2279953).

Almost surely, 2^9113761 is an apocalyptic number.

It is an amenable number.

9113761 is a deficient number, since it is larger than the sum of its proper divisors (6051).

9113761 is a wasteful number, since it uses less digits than its factorization.

9113761 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6050.

The product of its digits is 1134, while the sum is 28.

The square root of 9113761 is about 3018.9006277120. The cubic root of 9113761 is about 208.8811317077.

The spelling of 9113761 in words is "nine million, one hundred thirteen thousand, seven hundred sixty-one".