100663325 has 12 divisors (see below), whose sum is σ = 142654560. Its totient is φ = 69026160.

The previous prime is 100663319. The next prime is 100663327. The reversal of 100663325 is 523366001.

It is not a de Polignac number, because 100663325 - 2⁶ = 100663261 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 100663294 and 100663303.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (100663327) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 287435 + ... + 287784.

It is an arithmetic number, because the mean of its divisors is an integer number (11887880).

Almost surely, 2^100663325 is an apocalyptic number.

It is an amenable number.

100663325 is a deficient number, since it is larger than the sum of its proper divisors (41991235).

100663325 is an equidigital number, since it uses as much as digits as its factorization.

100663325 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 575236 (or 575231 counting only the distinct ones).

The product of its (nonzero) digits is 3240, while the sum is 26.

The square root of 100663325 is about 10033.1114316547. Note that the first 3 decimals coincide. The cubic root of 100663325 is about 465.1829164364.

The spelling of 100663325 in words is "one hundred million, six hundred sixty-three thousand, three hundred twenty-five".