109335420473 has 2 divisors, whose sum is σ = 109335420474. Its totient is φ = 109335420472.

The previous prime is 109335420353. The next prime is 109335420487. The reversal of 109335420473 is 374024533901.

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., 86208006544 + 23127413929 = 293612^2 + 152077^2 .

It is an emirp because it is prime and its reverse (374024533901) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 109335420473 - 2¹⁸ = 109335158329 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 109335420473.

It is not a weakly prime, because it can be changed into another prime (109335420673) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 54667710236 + 54667710237.

It is an arithmetic number, because the mean of its divisors is an integer number (54667710237).

Almost surely, 2^109335420473 is an apocalyptic number.

It is an amenable number.

109335420473 is a deficient number, since it is larger than the sum of its proper divisors (1).

109335420473 is an equidigital number, since it uses as much as digits as its factorization.

109335420473 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 272160, while the sum is 41.

The spelling of 109335420473 in words is "one hundred nine billion, three hundred thirty-five million, four hundred twenty thousand, four hundred seventy-three".