100617425 has 6 divisors (see below), whose sum is σ = 124765638. Its totient is φ = 80493920.

The previous prime is 100617397. The next prime is 100617427. The reversal of 100617425 is 524716001.

It can be written as a sum of positive squares in 3 ways, for example, as 13082689 + 87534736 = 3617^2 + 9356^2 .

It is not a de Polignac number, because 100617425 - 2¹² = 100613329 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 100617394 and 100617403.

It is not an unprimeable number, because it can be changed into a prime (100617427) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 2012324 + ... + 2012373.

It is an arithmetic number, because the mean of its divisors is an integer number (20794273).

Almost surely, 2^100617425 is an apocalyptic number.

It is an amenable number.

100617425 is a deficient number, since it is larger than the sum of its proper divisors (24148213).

100617425 is an equidigital number, since it uses as much as digits as its factorization.

100617425 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4024707 (or 4024702 counting only the distinct ones).

The product of its (nonzero) digits is 1680, while the sum is 26.

The square root of 100617425 is about 10030.8237448377. The cubic root of 100617425 is about 465.1122016983.

The spelling of 100617425 in words is "one hundred million, six hundred seventeen thousand, four hundred twenty-five".