40123301 has 2 divisors, whose sum is σ = 40123302. Its totient is φ = 40123300.

The previous prime is 40123261. The next prime is 40123313. The reversal of 40123301 is 10332104.

40123301 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 35414401 + 4708900 = 5951^2 + 2170^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-40123301 is a prime.

It is a Chen prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (40123351) 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 as a sum of consecutive naturals, namely, 20061650 + 20061651.

It is an arithmetic number, because the mean of its divisors is an integer number (20061651).

Almost surely, 2^40123301 is an apocalyptic number.

It is an amenable number.

40123301 is a deficient number, since it is larger than the sum of its proper divisors (1).

40123301 is an equidigital number, since it uses as much as digits as its factorization.

40123301 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 72, while the sum is 14.

The square root of 40123301 is about 6334.2956198776. The cubic root of 40123301 is about 342.3462317900.

Adding to 40123301 its reverse (10332104), we get a palindrome (50455405).

The spelling of 40123301 in words is "forty million, one hundred twenty-three thousand, three hundred one".