108272761 has 2 divisors, whose sum is σ = 108272762. Its totient is φ = 108272760.

The previous prime is 108272719. The next prime is 108272777. The reversal of 108272761 is 167272801.

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., 81812025 + 26460736 = 9045^2 + 5144^2 .

It is an emirp because it is prime and its reverse (167272801) is a distict prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-108272761 is a prime.

It is not a weakly prime, because it can be changed into another prime (108272701) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 54136380 + 54136381.

It is an arithmetic number, because the mean of its divisors is an integer number (54136381).

Almost surely, 2^108272761 is an apocalyptic number.

It is an amenable number.

108272761 is a deficient number, since it is larger than the sum of its proper divisors (1).

108272761 is an equidigital number, since it uses as much as digits as its factorization.

108272761 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 9408, while the sum is 34.

The square root of 108272761 is about 10405.4197897057. The cubic root of 108272761 is about 476.6208869809.

The spelling of 108272761 in words is "one hundred eight million, two hundred seventy-two thousand, seven hundred sixty-one".