40310121041 has 2 divisors, whose sum is σ = 40310121042. Its totient is φ = 40310121040.

The previous prime is 40310121037. The next prime is 40310121067. The reversal of 40310121041 is 14012101304.

It is a happy number.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 33699780625 + 6610340416 = 183575^2 + 81304^2 .

It is a cyclic number.

It is not a de Polignac number, because 40310121041 - 2² = 40310121037 is a prime.

It is not a weakly prime, because it can be changed into another prime (40310121091) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 20155060520 + 20155060521.

It is an arithmetic number, because the mean of its divisors is an integer number (20155060521).

Almost surely, 2^40310121041 is an apocalyptic number.

It is an amenable number.

40310121041 is a deficient number, since it is larger than the sum of its proper divisors (1).

40310121041 is an equidigital number, since it uses as much as digits as its factorization.

40310121041 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 96, while the sum is 17.

Adding to 40310121041 its reverse (14012101304), we get a palindrome (54322222345).

The spelling of 40310121041 in words is "forty billion, three hundred ten million, one hundred twenty-one thousand, forty-one".