109628377 has 2 divisors, whose sum is σ = 109628378. Its totient is φ = 109628376.

The previous prime is 109628353. The next prime is 109628401. The reversal of 109628377 is 773826901.

It is a happy number.

It is a balanced prime because it is at equal distance from previous prime (109628353) and next prime (109628401).

It can be written as a sum of positive squares in only one way, i.e., 104264521 + 5363856 = 10211^2 + 2316^2 .

It is an emirp because it is prime and its reverse (773826901) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 109628377 - 2¹¹ = 109626329 is a prime.

It is not a weakly prime, because it can be changed into another prime (109628317) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 54814188 + 54814189.

It is an arithmetic number, because the mean of its divisors is an integer number (54814189).

Almost surely, 2^109628377 is an apocalyptic number.

It is an amenable number.

109628377 is a deficient number, since it is larger than the sum of its proper divisors (1).

109628377 is an equidigital number, since it uses as much as digits as its factorization.

109628377 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 127008, while the sum is 43.

The square root of 109628377 is about 10470.3570617243. The cubic root of 109628377 is about 478.6018006205.

The spelling of 109628377 in words is "one hundred nine million, six hundred twenty-eight thousand, three hundred seventy-seven".