40073000213 has 2 divisors, whose sum is σ = 40073000214. Its totient is φ = 40073000212.

The previous prime is 40073000207. The next prime is 40073000249. The reversal of 40073000213 is 31200037004.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 21338782084 + 18734218129 = 146078^2 + 136873^2 .

It is a cyclic number.

It is not a de Polignac number, because 40073000213 - 2²⁶ = 40005891349 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (40073000293) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 20036500106 + 20036500107.

It is an arithmetic number, because the mean of its divisors is an integer number (20036500107).

Almost surely, 2^40073000213 is an apocalyptic number.

It is an amenable number.

40073000213 is a deficient number, since it is larger than the sum of its proper divisors (1).

40073000213 is an equidigital number, since it uses as much as digits as its factorization.

40073000213 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 504, while the sum is 20.

Adding to 40073000213 its reverse (31200037004), we get a palindrome (71273037217).

The spelling of 40073000213 in words is "forty billion, seventy-three million, two hundred thirteen", and thus it is an aban number.