11423061 has 24 divisors (see below), whose sum is σ = 17985240. Its totient is φ = 6944256.

The previous prime is 11423059. The next prime is 11423063. The reversal of 11423061 is 16032411.

It is a happy number.

It is an interprime number because it is at equal distance from previous prime (11423059) and next prime (11423063).

It can be written as a sum of positive squares in 4 ways, for example, as 72900 + 11350161 = 270^2 + 3369^2 .

It is not a de Polignac number, because 11423061 - 2¹ = 11423059 is a prime.

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (11423063) 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 in 23 ways as a sum of consecutive naturals, for example, 9865 + ... + 10961.

It is an arithmetic number, because the mean of its divisors is an integer number (749385).

Almost surely, 2^11423061 is an apocalyptic number.

It is an amenable number.

11423061 is a deficient number, since it is larger than the sum of its proper divisors (6562179).

11423061 is a wasteful number, since it uses less digits than its factorization.

11423061 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1205 (or 1202 counting only the distinct ones).

The product of its (nonzero) digits is 144, while the sum is 18.

The square root of 11423061 is about 3379.8019172727. The cubic root of 11423061 is about 225.2133679691.

Adding to 11423061 its reverse (16032411), we get a palindrome (27455472).

The spelling of 11423061 in words is "eleven million, four hundred twenty-three thousand, sixty-one".