4555000061 has 2 divisors, whose sum is σ = 4555000062. Its totient is φ = 4555000060.

The previous prime is 4555000049. The next prime is 4555000067. The reversal of 4555000061 is 1600005554.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 3983503225 + 571496836 = 63115^2 + 23906^2 .

It is a cyclic number.

It is not a de Polignac number, because 4555000061 - 2⁶ = 4554999997 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (4555000067) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2277500030 + 2277500031.

It is an arithmetic number, because the mean of its divisors is an integer number (2277500031).

Almost surely, 2^4555000061 is an apocalyptic number.

It is an amenable number.

4555000061 is a deficient number, since it is larger than the sum of its proper divisors (1).

4555000061 is an equidigital number, since it uses as much as digits as its factorization.

4555000061 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 3000, while the sum is 26.

The square root of 4555000061 is about 67490.7405575017. The cubic root of 4555000061 is about 1657.6625616870.

The spelling of 4555000061 in words is "four billion, five hundred fifty-five million, sixty-one", and thus it is an aban number.