201940004053 has 2 divisors, whose sum is σ = 201940004054. Its totient is φ = 201940004052.

The previous prime is 201940004041. The next prime is 201940004159. The reversal of 201940004053 is 350400049102.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 201903739569 + 36264484 = 449337^2 + 6022^2 .

It is a cyclic number.

It is not a de Polignac number, because 201940004053 - 2²⁵ = 201906449621 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (201940007053) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 100970002026 + 100970002027.

It is an arithmetic number, because the mean of its divisors is an integer number (100970002027).

Almost surely, 2^201940004053 is an apocalyptic number.

It is an amenable number.

201940004053 is a deficient number, since it is larger than the sum of its proper divisors (1).

201940004053 is an equidigital number, since it uses as much as digits as its factorization.

201940004053 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 4320, while the sum is 28.

The spelling of 201940004053 in words is "two hundred one billion, nine hundred forty million, four thousand, fifty-three".