4120463561 has 2 divisors, whose sum is σ = 4120463562. Its totient is φ = 4120463560.

The previous prime is 4120463533. The next prime is 4120463647. The reversal of 4120463561 is 1653640214.

4120463561 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., 3022800400 + 1097663161 = 54980^2 + 33131^2 .

It is a cyclic number.

It is not a de Polignac number, because 4120463561 - 2¹⁰ = 4120462537 is a prime.

It is not a weakly prime, because it can be changed into another prime (4120463531) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2060231780 + 2060231781.

It is an arithmetic number, because the mean of its divisors is an integer number (2060231781).

Almost surely, 2^4120463561 is an apocalyptic number.

It is an amenable number.

4120463561 is a deficient number, since it is larger than the sum of its proper divisors (1).

4120463561 is an equidigital number, since it uses as much as digits as its factorization.

4120463561 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 17280, while the sum is 32.

The square root of 4120463561 is about 64190.8370486006. The cubic root of 4120463561 is about 1603.1790388917.

The spelling of 4120463561 in words is "four billion, one hundred twenty million, four hundred sixty-three thousand, five hundred sixty-one".