1012513207 has 2 divisors, whose sum is σ = 1012513208. Its totient is φ = 1012513206.

The previous prime is 1012513171. The next prime is 1012513231. The reversal of 1012513207 is 7023152101.

It is a happy number.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 1012513207 - 2⁷ = 1012513079 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (1012513237) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 506256603 + 506256604.

It is an arithmetic number, because the mean of its divisors is an integer number (506256604).

Almost surely, 2^1012513207 is an apocalyptic number.

1012513207 is a deficient number, since it is larger than the sum of its proper divisors (1).

1012513207 is an equidigital number, since it uses as much as digits as its factorization.

1012513207 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 420, while the sum is 22.

The square root of 1012513207 is about 31820.0126807014. The cubic root of 1012513207 is about 1004.1537911294.

Adding to 1012513207 its reverse (7023152101), we get a palindrome (8035665308).

It can be divided in two parts, 10125 and 13207, that added together give a palindrome (23332).

The spelling of 1012513207 in words is "one billion, twelve million, five hundred thirteen thousand, two hundred seven".