10742346509 has 2 divisors, whose sum is σ = 10742346510. Its totient is φ = 10742346508.

The previous prime is 10742346449. The next prime is 10742346523. The reversal of 10742346509 is 90564324701.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 8077515625 + 2664830884 = 89875^2 + 51622^2 .

It is a cyclic number.

It is not a de Polignac number, because 10742346509 - 2⁸ = 10742346253 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (10742346539) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5371173254 + 5371173255.

It is an arithmetic number, because the mean of its divisors is an integer number (5371173255).

Almost surely, 2^10742346509 is an apocalyptic number.

It is an amenable number.

10742346509 is a deficient number, since it is larger than the sum of its proper divisors (1).

10742346509 is an equidigital number, since it uses as much as digits as its factorization.

10742346509 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 181440, while the sum is 41.

The spelling of 10742346509 in words is "ten billion, seven hundred forty-two million, three hundred forty-six thousand, five hundred nine".