109676477 has 2 divisors, whose sum is σ = 109676478. Its totient is φ = 109676476.

The previous prime is 109676471. The next prime is 109676507. The reversal of 109676477 is 774676901.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 81522841 + 28153636 = 9029^2 + 5306^2 .

It is a cyclic number.

It is not a de Polignac number, because 109676477 - 2²² = 105482173 is a prime.

It is a Chen prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (109676471) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 54838238 + 54838239.

It is an arithmetic number, because the mean of its divisors is an integer number (54838239).

Almost surely, 2^109676477 is an apocalyptic number.

It is an amenable number.

109676477 is a deficient number, since it is larger than the sum of its proper divisors (1).

109676477 is an equidigital number, since it uses as much as digits as its factorization.

109676477 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 444528, while the sum is 47.

The square root of 109676477 is about 10472.6537706543. The cubic root of 109676477 is about 478.6717866990.

The spelling of 109676477 in words is "one hundred nine million, six hundred seventy-six thousand, four hundred seventy-seven".