108247057 has 2 divisors, whose sum is σ = 108247058. Its totient is φ = 108247056.

The previous prime is 108247049. The next prime is 108247081. The reversal of 108247057 is 750742801.

It is a happy number.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 61952641 + 46294416 = 7871^2 + 6804^2 .

It is a cyclic number.

It is not a de Polignac number, because 108247057 - 2³ = 108247049 is a prime.

It is a super-2 number, since 2×108247057² = 23434850698322498, which contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (108247357) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 54123528 + 54123529.

It is an arithmetic number, because the mean of its divisors is an integer number (54123529).

Almost surely, 2^108247057 is an apocalyptic number.

It is an amenable number.

108247057 is a deficient number, since it is larger than the sum of its proper divisors (1).

108247057 is an equidigital number, since it uses as much as digits as its factorization.

108247057 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 15680, while the sum is 34.

The square root of 108247057 is about 10404.1845908269. The cubic root of 108247057 is about 476.5831673280.

Adding to 108247057 its reverse (750742801), we get a palindrome (858989858).

The spelling of 108247057 in words is "one hundred eight million, two hundred forty-seven thousand, fifty-seven".