347453083661 has 2 divisors, whose sum is σ = 347453083662. Its totient is φ = 347453083660.

The previous prime is 347453083639. The next prime is 347453083687. The reversal of 347453083661 is 166380354743.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 256071421225 + 91381662436 = 506035^2 + 302294^2 .

It is an emirp because it is prime and its reverse (166380354743) is a distict prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-347453083661 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (347453082661) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 173726541830 + 173726541831.

It is an arithmetic number, because the mean of its divisors is an integer number (173726541831).

Almost surely, 2^347453083661 is an apocalyptic number.

It is an amenable number.

347453083661 is a deficient number, since it is larger than the sum of its proper divisors (1).

347453083661 is an equidigital number, since it uses as much as digits as its factorization.

347453083661 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 4354560, while the sum is 50.

The spelling of 347453083661 in words is "three hundred forty-seven billion, four hundred fifty-three million, eighty-three thousand, six hundred sixty-one".