10015243432109 has 2 divisors, whose sum is σ = 10015243432110. Its totient is φ = 10015243432108.

The previous prime is 10015243431983. The next prime is 10015243432111. The reversal of 10015243432109 is 90123434251001.

It is a happy number.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 7966901404900 + 2048342027209 = 2822570^2 + 1431203^2 .

It is a cyclic number.

It is not a de Polignac number, because 10015243432109 - 2³² = 10010948464813 is a prime.

Together with 10015243432111, it forms a pair of twin primes.

It is a Chen prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (10015243432169) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5007621716054 + 5007621716055.

It is an arithmetic number, because the mean of its divisors is an integer number (5007621716055).

Almost surely, 2^{10015243432109} is an apocalyptic number.

It is an amenable number.

10015243432109 is a deficient number, since it is larger than the sum of its proper divisors (1).

10015243432109 is an equidigital number, since it uses as much as digits as its factorization.

10015243432109 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 25920, while the sum is 35.

The spelling of 10015243432109 in words is "ten trillion, fifteen billion, two hundred forty-three million, four hundred thirty-two thousand, one hundred nine".