23134661 has 4 divisors (see below), whose sum is σ = 25237824. Its totient is φ = 21031500.

The previous prime is 23134651. The next prime is 23134681. The reversal of 23134661 is 16643132.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 23134661 - 2¹⁰ = 23133637 is a prime.

It is a Duffinian number.

It is a Curzon number.

It is a self number, because there is not a number n which added to its sum of digits gives 23134661.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (23134651) 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, 1051565 + ... + 1051586.

It is an arithmetic number, because the mean of its divisors is an integer number (6309456).

Almost surely, 2^23134661 is an apocalyptic number.

It is an amenable number.

23134661 is a deficient number, since it is larger than the sum of its proper divisors (2103163).

23134661 is a wasteful number, since it uses less digits than its factorization.

23134661 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2103162.

The product of its digits is 2592, while the sum is 26.

The square root of 23134661 is about 4809.8504134744. The cubic root of 23134661 is about 284.9406298820.

Adding to 23134661 its reverse (16643132), we get a palindrome (39777793).

The spelling of 23134661 in words is "twenty-three million, one hundred thirty-four thousand, six hundred sixty-one".