9113623 has 4 divisors (see below), whose sum is σ = 9119880. Its totient is φ = 9107368.

The previous prime is 9113617. The next prime is 9113633. The reversal of 9113623 is 3263119.

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.

It is a cyclic number.

It is not a de Polignac number, because 9113623 - 2⁵ = 9113591 is a prime.

It is a super-2 number, since 2×9113623² = 166116248372258, which contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (9113633) 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, 336 + ... + 4282.

It is an arithmetic number, because the mean of its divisors is an integer number (2279970).

Almost surely, 2^9113623 is an apocalyptic number.

9113623 is a deficient number, since it is larger than the sum of its proper divisors (6257).

9113623 is a wasteful number, since it uses less digits than its factorization.

9113623 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6256.

The product of its digits is 972, while the sum is 25.

The square root of 9113623 is about 3018.8777716231. The cubic root of 9113623 is about 208.8800774141.

It can be divided in two parts, 91136 and 23, that multiplied together give a triangular number (2096128 = T₂₀₄₇).

The spelling of 9113623 in words is "nine million, one hundred thirteen thousand, six hundred twenty-three".