1012265701 has 2 divisors, whose sum is σ = 1012265702. Its totient is φ = 1012265700.

The previous prime is 1012265633. The next prime is 1012265707. The reversal of 1012265701 is 1075622101.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 873261601 + 139004100 = 29551^2 + 11790^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-1012265701 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (1012265707) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 506132850 + 506132851.

It is an arithmetic number, because the mean of its divisors is an integer number (506132851).

Almost surely, 2^1012265701 is an apocalyptic number.

It is an amenable number.

1012265701 is a deficient number, since it is larger than the sum of its proper divisors (1).

1012265701 is an equidigital number, since it uses as much as digits as its factorization.

1012265701 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 840, while the sum is 25.

The square root of 1012265701 is about 31816.1232867865. The cubic root of 1012265701 is about 1004.0719636068.

Adding to 1012265701 its reverse (1075622101), we get a palindrome (2087887802).

The spelling of 1012265701 in words is "one billion, twelve million, two hundred sixty-five thousand, seven hundred one".