201653461 has 2 divisors, whose sum is σ = 201653462. Its totient is φ = 201653460.

The previous prime is 201653449. The next prime is 201653483. The reversal of 201653461 is 164356102.

201653461 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 188650225 + 13003236 = 13735^2 + 3606^2 .

It is a cyclic number.

It is not a de Polignac number, because 201653461 - 2¹⁵ = 201620693 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (201653401) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 100826730 + 100826731.

It is an arithmetic number, because the mean of its divisors is an integer number (100826731).

Almost surely, 2^201653461 is an apocalyptic number.

It is an amenable number.

201653461 is a deficient number, since it is larger than the sum of its proper divisors (1).

201653461 is an equidigital number, since it uses as much as digits as its factorization.

201653461 is an evil number, because the sum of its binary digits is even.

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

The square root of 201653461 is about 14200.4739709631. The cubic root of 201653461 is about 586.4107098769.

The spelling of 201653461 in words is "two hundred one million, six hundred fifty-three thousand, four hundred sixty-one".