40393128301 has 2 divisors, whose sum is σ = 40393128302. Its totient is φ = 40393128300.

The previous prime is 40393128283. The next prime is 40393128313. The reversal of 40393128301 is 10382139304.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 30735349225 + 9657779076 = 175315^2 + 98274^2 .

It is a cyclic number.

It is not a de Polignac number, because 40393128301 - 2¹³ = 40393120109 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (40393120301) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 20196564150 + 20196564151.

It is an arithmetic number, because the mean of its divisors is an integer number (20196564151).

Almost surely, 2^40393128301 is an apocalyptic number.

It is an amenable number.

40393128301 is a deficient number, since it is larger than the sum of its proper divisors (1).

40393128301 is an equidigital number, since it uses as much as digits as its factorization.

40393128301 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 15552, while the sum is 34.

The spelling of 40393128301 in words is "forty billion, three hundred ninety-three million, one hundred twenty-eight thousand, three hundred one".