201135487673 has 2 divisors, whose sum is σ = 201135487674. Its totient is φ = 201135487672.

The previous prime is 201135487621. The next prime is 201135487699. The reversal of 201135487673 is 376784531102.

It is a happy number.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 191469255184 + 9666232489 = 437572^2 + 98317^2 .

It is a cyclic number.

It is not a de Polignac number, because 201135487673 - 2¹⁰ = 201135486649 is a prime.

It is not a weakly prime, because it can be changed into another prime (201135487603) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 100567743836 + 100567743837.

It is an arithmetic number, because the mean of its divisors is an integer number (100567743837).

Almost surely, 2^201135487673 is an apocalyptic number.

It is an amenable number.

201135487673 is a deficient number, since it is larger than the sum of its proper divisors (1).

201135487673 is an equidigital number, since it uses as much as digits as its factorization.

201135487673 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 846720, while the sum is 47.

The spelling of 201135487673 in words is "two hundred one billion, one hundred thirty-five million, four hundred eighty-seven thousand, six hundred seventy-three".