40243101345001 has 2 divisors, whose sum is σ = 40243101345002. Its totient is φ = 40243101345000.

The previous prime is 40243101344969. The next prime is 40243101345049. The reversal of 40243101345001 is 10054310134204.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 40123343821401 + 119757523600 = 6334299^2 + 346060^2 .

It is a cyclic number.

It is not a de Polignac number, because 40243101345001 - 2⁵ = 40243101344969 is a prime.

It is not a weakly prime, because it can be changed into another prime (40243101345101) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 20121550672500 + 20121550672501.

It is an arithmetic number, because the mean of its divisors is an integer number (20121550672501).

Almost surely, 2^{40243101345001} is an apocalyptic number.

It is an amenable number.

40243101345001 is a deficient number, since it is larger than the sum of its proper divisors (1).

40243101345001 is an equidigital number, since it uses as much as digits as its factorization.

40243101345001 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 5760, while the sum is 28.

Adding to 40243101345001 its reverse (10054310134204), we get a palindrome (50297411479205).

The spelling of 40243101345001 in words is "forty trillion, two hundred forty-three billion, one hundred one million, three hundred forty-five thousand, one".