40407007111 has 2 divisors, whose sum is σ = 40407007112. Its totient is φ = 40407007110.

The previous prime is 40407007103. The next prime is 40407007139. The reversal of 40407007111 is 11170070404.

It is a happy number.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 40407007111 - 2³ = 40407007103 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (40407007171) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 20203503555 + 20203503556.

It is an arithmetic number, because the mean of its divisors is an integer number (20203503556).

Almost surely, 2^40407007111 is an apocalyptic number.

40407007111 is a deficient number, since it is larger than the sum of its proper divisors (1).

40407007111 is an equidigital number, since it uses as much as digits as its factorization.

40407007111 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 784, while the sum is 25.

Adding to 40407007111 its reverse (11170070404), we get a palindrome (51577077515).

The spelling of 40407007111 in words is "forty billion, four hundred seven million, seven thousand, one hundred eleven".