31245606683 has 2 divisors, whose sum is σ = 31245606684. Its totient is φ = 31245606682.

The previous prime is 31245606659. The next prime is 31245606797. The reversal of 31245606683 is 38660654213.

It is a happy number.

It is a weak prime.

It is an emirp because it is prime and its reverse (38660654213) is a distict prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-31245606683 is a prime.

It is not a weakly prime, because it can be changed into another prime (31245606883) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 15622803341 + 15622803342.

It is an arithmetic number, because the mean of its divisors is an integer number (15622803342).

Almost surely, 2^31245606683 is an apocalyptic number.

31245606683 is a deficient number, since it is larger than the sum of its proper divisors (1).

31245606683 is an equidigital number, since it uses as much as digits as its factorization.

31245606683 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 622080, while the sum is 44.

The spelling of 31245606683 in words is "thirty-one billion, two hundred forty-five million, six hundred six thousand, six hundred eighty-three".