1000060081 has 2 divisors, whose sum is σ = 1000060082. Its totient is φ = 1000060080.

The previous prime is 1000060051. The next prime is 1000060121. The reversal of 1000060081 is 1800600001.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 853165681 + 146894400 = 29209^2 + 12120^2 .

It is a cyclic number.

It is not a de Polignac number, because 1000060081 - 2¹⁵ = 1000027313 is a prime.

It is a super-2 number, since 2×1000060081² = 2000240331219453122, which contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (1000060001) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 500030040 + 500030041.

It is an arithmetic number, because the mean of its divisors is an integer number (500030041).

Almost surely, 2^1000060081 is an apocalyptic number.

It is an amenable number.

1000060081 is a deficient number, since it is larger than the sum of its proper divisors (1).

1000060081 is an equidigital number, since it uses as much as digits as its factorization.

1000060081 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 48, while the sum is 16.

The square root of 1000060081 is about 31623.7265514360. The cubic root of 1000060081 is about 1000.0200265989.

Adding to 1000060081 its reverse (1800600001), we get a palindrome (2800660082).

The spelling of 1000060081 in words is "one billion, sixty thousand, eighty-one".