3648317461 has 2 divisors, whose sum is σ = 3648317462. Its totient is φ = 3648317460.

The previous prime is 3648317447. The next prime is 3648317467. The reversal of 3648317461 is 1647138463.

3648317461 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 3527647236 + 120670225 = 59394^2 + 10985^2 .

It is a cyclic number.

It is not a de Polignac number, because 3648317461 - 2²¹ = 3646220309 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (3648317467) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1824158730 + 1824158731.

It is an arithmetic number, because the mean of its divisors is an integer number (1824158731).

Almost surely, 2^3648317461 is an apocalyptic number.

It is an amenable number.

3648317461 is a deficient number, since it is larger than the sum of its proper divisors (1).

3648317461 is an equidigital number, since it uses as much as digits as its factorization.

3648317461 is an evil number, because the sum of its binary digits is even.

The product of its digits is 290304, while the sum is 43.

The square root of 3648317461 is about 60401.3034710345. The cubic root of 3648317461 is about 1539.4451057848.

The spelling of 3648317461 in words is "three billion, six hundred forty-eight million, three hundred seventeen thousand, four hundred sixty-one".