201576461 has 2 divisors, whose sum is σ = 201576462. Its totient is φ = 201576460.

The previous prime is 201576421. The next prime is 201576469. The reversal of 201576461 is 164675102.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 179720836 + 21855625 = 13406^2 + 4675^2 .

It is a cyclic number.

It is not a de Polignac number, because 201576461 - 2¹⁴ = 201560077 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (201576469) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 100788230 + 100788231.

It is an arithmetic number, because the mean of its divisors is an integer number (100788231).

Almost surely, 2^201576461 is an apocalyptic number.

It is an amenable number.

201576461 is a deficient number, since it is larger than the sum of its proper divisors (1).

201576461 is an equidigital number, since it uses as much as digits as its factorization.

201576461 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 10080, while the sum is 32.

The square root of 201576461 is about 14197.7625349912. The cubic root of 201576461 is about 586.3360613969.

The spelling of 201576461 in words is "two hundred one million, five hundred seventy-six thousand, four hundred sixty-one".