201042542462653 has 2 divisors, whose sum is σ = 201042542462654. Its totient is φ = 201042542462652.

The previous prime is 201042542462561. The next prime is 201042542462693. The reversal of 201042542462653 is 356264245240102.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 168528221712964 + 32514320749689 = 12981842^2 + 5702133^2 .

It is a cyclic number.

It is not a de Polignac number, because 201042542462653 - 2⁹ = 201042542462141 is a prime.

It is a super-3 number, since 3×201042542462653³ (a number of 44 digits) contains 333 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (201042542462693) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 100521271231326 + 100521271231327.

It is an arithmetic number, because the mean of its divisors is an integer number (100521271231327).

Almost surely, 2^{201042542462653} is an apocalyptic number.

It is an amenable number.

201042542462653 is a deficient number, since it is larger than the sum of its proper divisors (1).

201042542462653 is an equidigital number, since it uses as much as digits as its factorization.

201042542462653 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 2764800, while the sum is 46.

The spelling of 201042542462653 in words is "two hundred one trillion, forty-two billion, five hundred forty-two million, four hundred sixty-two thousand, six hundred fifty-three".