10013231609 has 2 divisors, whose sum is σ = 10013231610. Its totient is φ = 10013231608.

The previous prime is 10013231587. The next prime is 10013231617. The reversal of 10013231609 is 90613231001.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 8442853225 + 1570378384 = 91885^2 + 39628^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-10013231609 is a prime.

It is not a weakly prime, because it can be changed into another prime (10013231509) 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, 5006615804 + 5006615805.

It is an arithmetic number, because the mean of its divisors is an integer number (5006615805).

Almost surely, 2^10013231609 is an apocalyptic number.

It is an amenable number.

10013231609 is a deficient number, since it is larger than the sum of its proper divisors (1).

10013231609 is an equidigital number, since it uses as much as digits as its factorization.

10013231609 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 972, while the sum is 26.

The spelling of 10013231609 in words is "ten billion, thirteen million, two hundred thirty-one thousand, six hundred nine".