5201523161 has 2 divisors, whose sum is σ = 5201523162. Its totient is φ = 5201523160.

The previous prime is 5201523083. The next prime is 5201523199. The reversal of 5201523161 is 1613251025.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 4562191936 + 639331225 = 67544^2 + 25285^2 .

It is a cyclic number.

It is not a de Polignac number, because 5201523161 - 2¹⁴ = 5201506777 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 5201523161.

It is not a weakly prime, because it can be changed into another prime (5201523361) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2600761580 + 2600761581.

It is an arithmetic number, because the mean of its divisors is an integer number (2600761581).

Almost surely, 2^5201523161 is an apocalyptic number.

It is an amenable number.

5201523161 is a deficient number, since it is larger than the sum of its proper divisors (1).

5201523161 is an equidigital number, since it uses as much as digits as its factorization.

5201523161 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 1800, while the sum is 26.

The square root of 5201523161 is about 72121.5859573263. The cubic root of 5201523161 is about 1732.6473507865.

Adding to 5201523161 its reverse (1613251025), we get a palindrome (6814774186).

The spelling of 5201523161 in words is "five billion, two hundred one million, five hundred twenty-three thousand, one hundred sixty-one".