1963082461 has 2 divisors, whose sum is σ = 1963082462. Its totient is φ = 1963082460.

The previous prime is 1963082431. The next prime is 1963082519. The reversal of 1963082461 is 1642803691.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 985332100 + 977750361 = 31390^2 + 31269^2 .

It is a cyclic number.

It is not a de Polignac number, because 1963082461 - 2²⁷ = 1828864733 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (1963082431) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 981541230 + 981541231.

It is an arithmetic number, because the mean of its divisors is an integer number (981541231).

Almost surely, 2^1963082461 is an apocalyptic number.

It is an amenable number.

1963082461 is a deficient number, since it is larger than the sum of its proper divisors (1).

1963082461 is an equidigital number, since it uses as much as digits as its factorization.

1963082461 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 62208, while the sum is 40.

The square root of 1963082461 is about 44306.6864141294. The cubic root of 1963082461 is about 1252.1206585579.

The spelling of 1963082461 in words is "one billion, nine hundred sixty-three million, eighty-two thousand, four hundred sixty-one".