10301270509 has 2 divisors, whose sum is σ = 10301270510. Its totient is φ = 10301270508.

The previous prime is 10301270503. The next prime is 10301270563. The reversal of 10301270509 is 90507210301.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 5915917225 + 4385353284 = 76915^2 + 66222^2 .

It is an emirp because it is prime and its reverse (90507210301) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 10301270509 - 2⁹ = 10301269997 is a prime.

It is a super-2 number, since 2×10301270509² (a number of 21 digits) contains 22 as substring.

It is an alternating number because its digits alternate between odd and even.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (10301270503) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5150635254 + 5150635255.

It is an arithmetic number, because the mean of its divisors is an integer number (5150635255).

Almost surely, 2^10301270509 is an apocalyptic number.

It is an amenable number.

10301270509 is a deficient number, since it is larger than the sum of its proper divisors (1).

10301270509 is an equidigital number, since it uses as much as digits as its factorization.

10301270509 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 1890, while the sum is 28.

The spelling of 10301270509 in words is "ten billion, three hundred one million, two hundred seventy thousand, five hundred nine".