40024054123 has 2 divisors, whose sum is σ = 40024054124. Its totient is φ = 40024054122.

The previous prime is 40024054079. The next prime is 40024054127. The reversal of 40024054123 is 32145042004.

It is a happy number.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-40024054123 is a prime.

It is not a weakly prime, because it can be changed into another prime (40024054127) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 20012027061 + 20012027062.

It is an arithmetic number, because the mean of its divisors is an integer number (20012027062).

Almost surely, 2^40024054123 is an apocalyptic number.

40024054123 is a deficient number, since it is larger than the sum of its proper divisors (1).

40024054123 is an equidigital number, since it uses as much as digits as its factorization.

40024054123 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 3840, while the sum is 25.

Adding to 40024054123 its reverse (32145042004), we get a palindrome (72169096127).

The spelling of 40024054123 in words is "forty billion, twenty-four million, fifty-four thousand, one hundred twenty-three".