109567779353 has 2 divisors, whose sum is σ = 109567779354. Its totient is φ = 109567779352.

The previous prime is 109567779319. The next prime is 109567779421. The reversal of 109567779353 is 353977765901.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 61688650384 + 47879128969 = 248372^2 + 218813^2 .

It is a cyclic number.

It is not a de Polignac number, because 109567779353 - 2³⁰ = 108494037529 is a prime.

It is not a weakly prime, because it can be changed into another prime (109567779253) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 54783889676 + 54783889677.

It is an arithmetic number, because the mean of its divisors is an integer number (54783889677).

Almost surely, 2^109567779353 is an apocalyptic number.

It is an amenable number.

109567779353 is a deficient number, since it is larger than the sum of its proper divisors (1).

109567779353 is an equidigital number, since it uses as much as digits as its factorization.

109567779353 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 37507050, while the sum is 62.

The spelling of 109567779353 in words is "one hundred nine billion, five hundred sixty-seven million, seven hundred seventy-nine thousand, three hundred fifty-three".