40833121231073 has 2 divisors, whose sum is σ = 40833121231074. Its totient is φ = 40833121231072.

The previous prime is 40833121231013. The next prime is 40833121231081. The reversal of 40833121231073 is 37013212133804.

It is a happy number.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 39881965757089 + 951155473984 = 6315217^2 + 975272^2 .

It is a cyclic number.

It is not a de Polignac number, because 40833121231073 - 2¹⁰ = 40833121230049 is a prime.

It is not a weakly prime, because it can be changed into another prime (40833121231013) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 20416560615536 + 20416560615537.

It is an arithmetic number, because the mean of its divisors is an integer number (20416560615537).

Almost surely, 2^{40833121231073} is an apocalyptic number.

It is an amenable number.

40833121231073 is a deficient number, since it is larger than the sum of its proper divisors (1).

40833121231073 is an equidigital number, since it uses as much as digits as its factorization.

40833121231073 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 72576, while the sum is 38.

Adding to 40833121231073 its reverse (37013212133804), we get a palindrome (77846333364877).

The spelling of 40833121231073 in words is "forty trillion, eight hundred thirty-three billion, one hundred twenty-one million, two hundred thirty-one thousand, seventy-three".