106775257 has 2 divisors, whose sum is σ = 106775258. Its totient is φ = 106775256.

The previous prime is 106775233. The next prime is 106775261. The reversal of 106775257 is 752577601.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 104121616 + 2653641 = 10204^2 + 1629^2 .

It is an emirp because it is prime and its reverse (752577601) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 106775257 - 2²³ = 98386649 is a prime.

It is a super-2 number, since 2×106775257² = 22801911014832098, which contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (106778257) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 53387628 + 53387629.

It is an arithmetic number, because the mean of its divisors is an integer number (53387629).

Almost surely, 2^106775257 is an apocalyptic number.

It is an amenable number.

106775257 is a deficient number, since it is larger than the sum of its proper divisors (1).

106775257 is an equidigital number, since it uses as much as digits as its factorization.

106775257 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 102900, while the sum is 40.

The square root of 106775257 is about 10333.2113594952. The cubic root of 106775257 is about 474.4133211127.

The spelling of 106775257 in words is "one hundred six million, seven hundred seventy-five thousand, two hundred fifty-seven".