1061200001 has 2 divisors, whose sum is σ = 1061200002. Its totient is φ = 1061200000.

The previous prime is 1061199991. The next prime is 1061200033. The reversal of 1061200001 is 1000021601.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 1061195776 + 4225 = 32576^2 + 65^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-1061200001 is a prime.

It is a super-2 number, since 2×1061200001² = 2252290884244800002, which contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (1061200081) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 530600000 + 530600001.

It is an arithmetic number, because the mean of its divisors is an integer number (530600001).

Almost surely, 2^1061200001 is an apocalyptic number.

It is an amenable number.

1061200001 is a deficient number, since it is larger than the sum of its proper divisors (1).

1061200001 is an equidigital number, since it uses as much as digits as its factorization.

1061200001 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 12, while the sum is 11.

The square root of 1061200001 is about 32576.0648482901. The cubic root of 1061200001 is about 1019.9974371972.

Adding to 1061200001 its reverse (1000021601), we get a palindrome (2061221602).

The spelling of 1061200001 in words is "one billion, sixty-one million, two hundred thousand, one".