103225657 has 2 divisors, whose sum is σ = 103225658. Its totient is φ = 103225656.

The previous prime is 103225601. The next prime is 103225663. The reversal of 103225657 is 756522301.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 88755241 + 14470416 = 9421^2 + 3804^2 .

It is an emirp because it is prime and its reverse (756522301) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 103225657 - 2²³ = 94837049 is a prime.

It is not a weakly prime, because it can be changed into another prime (103225667) 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, 51612828 + 51612829.

It is an arithmetic number, because the mean of its divisors is an integer number (51612829).

Almost surely, 2^103225657 is an apocalyptic number.

It is an amenable number.

103225657 is a deficient number, since it is larger than the sum of its proper divisors (1).

103225657 is an equidigital number, since it uses as much as digits as its factorization.

103225657 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 12600, while the sum is 31.

The square root of 103225657 is about 10160.0028051177. The cubic root of 103225657 is about 469.0968880713.

Adding to 103225657 its reverse (756522301), we get a palindrome (859747958).

The spelling of 103225657 in words is "one hundred three million, two hundred twenty-five thousand, six hundred fifty-seven".