40111403401 has 2 divisors, whose sum is σ = 40111403402. Its totient is φ = 40111403400.

The previous prime is 40111403399. The next prime is 40111403413. The reversal of 40111403401 is 10430411104.

40111403401 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 36718224400 + 3393179001 = 191620^2 + 58251^2 .

It is a cyclic number.

It is not a de Polignac number, because 40111403401 - 2¹ = 40111403399 is a prime.

Together with 40111403399, it forms a pair of twin primes.

It is not a weakly prime, because it can be changed into another prime (40111403441) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 20055701700 + 20055701701.

It is an arithmetic number, because the mean of its divisors is an integer number (20055701701).

Almost surely, 2^40111403401 is an apocalyptic number.

It is an amenable number.

40111403401 is a deficient number, since it is larger than the sum of its proper divisors (1).

40111403401 is an equidigital number, since it uses as much as digits as its factorization.

40111403401 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 192, while the sum is 19.

Adding to 40111403401 its reverse (10430411104), we get a palindrome (50541814505).

The spelling of 40111403401 in words is "forty billion, one hundred eleven million, four hundred three thousand, four hundred one".