23162723 has 2 divisors, whose sum is σ = 23162724. Its totient is φ = 23162722.

The previous prime is 23162719. The next prime is 23162747. The reversal of 23162723 is 32726132.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 23162723 - 2² = 23162719 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 23162692 and 23162701.

It is not a weakly prime, because it can be changed into another prime (23162753) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 11581361 + 11581362.

It is an arithmetic number, because the mean of its divisors is an integer number (11581362).

Almost surely, 2^23162723 is an apocalyptic number.

23162723 is a deficient number, since it is larger than the sum of its proper divisors (1).

23162723 is an equidigital number, since it uses as much as digits as its factorization.

23162723 is an evil number, because the sum of its binary digits is even.

The product of its digits is 3024, while the sum is 26.

The square root of 23162723 is about 4812.7666679364. The cubic root of 23162723 is about 285.0557929141.

Adding to 23162723 its reverse (32726132), we get a palindrome (55888855).

The spelling of 23162723 in words is "twenty-three million, one hundred sixty-two thousand, seven hundred twenty-three".