40033304123 has 2 divisors, whose sum is σ = 40033304124. Its totient is φ = 40033304122.

The previous prime is 40033304119. The next prime is 40033304137. The reversal of 40033304123 is 32140333004.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 40033304123 - 2² = 40033304119 is a prime.

It is not a weakly prime, because it can be changed into another prime (40033304153) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 20016652061 + 20016652062.

It is an arithmetic number, because the mean of its divisors is an integer number (20016652062).

Almost surely, 2^40033304123 is an apocalyptic number.

40033304123 is a deficient number, since it is larger than the sum of its proper divisors (1).

40033304123 is an equidigital number, since it uses as much as digits as its factorization.

40033304123 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 2592, while the sum is 23.

Adding to 40033304123 its reverse (32140333004), we get a palindrome (72173637127).

The spelling of 40033304123 in words is "forty billion, thirty-three million, three hundred four thousand, one hundred twenty-three".