2067470081 has 2 divisors, whose sum is σ = 2067470082. Its totient is φ = 2067470080.

The previous prime is 2067470077. The next prime is 2067470137. The reversal of 2067470081 is 1800747602.

It is a happy number.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 1617648400 + 449821681 = 40220^2 + 21209^2 .

It is a cyclic number.

It is not a de Polignac number, because 2067470081 - 2² = 2067470077 is a prime.

It is a super-2 number, since 2×2067470081² = 8548865071660293122, which contains 22 as substring.

It is a Sophie Germain prime.

It is a Curzon number.

It is not a weakly prime, because it can be changed into another prime (2067470071) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1033735040 + 1033735041.

It is an arithmetic number, because the mean of its divisors is an integer number (1033735041).

Almost surely, 2^2067470081 is an apocalyptic number.

It is an amenable number.

2067470081 is a deficient number, since it is larger than the sum of its proper divisors (1).

2067470081 is an equidigital number, since it uses as much as digits as its factorization.

2067470081 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 18816, while the sum is 35.

The square root of 2067470081 is about 45469.4411775645. The cubic root of 2067470081 is about 1273.9324820232.

The spelling of 2067470081 in words is "two billion, sixty-seven million, four hundred seventy thousand, eighty-one".