40091204203 has 2 divisors, whose sum is σ = 40091204204. Its totient is φ = 40091204202.

The previous prime is 40091204149. The next prime is 40091204207. The reversal of 40091204203 is 30240219004.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 40091204203 - 2¹³ = 40091196011 is a prime.

It is not a weakly prime, because it can be changed into another prime (40091204207) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 20045602101 + 20045602102.

It is an arithmetic number, because the mean of its divisors is an integer number (20045602102).

Almost surely, 2^40091204203 is an apocalyptic number.

40091204203 is a deficient number, since it is larger than the sum of its proper divisors (1).

40091204203 is an equidigital number, since it uses as much as digits as its factorization.

40091204203 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 1728, while the sum is 25.

The spelling of 40091204203 in words is "forty billion, ninety-one million, two hundred four thousand, two hundred three".