100455425 has 12 divisors (see below), whose sum is σ = 142359936. Its totient is φ = 68883600.

The previous prime is 100455419. The next prime is 100455427. The reversal of 100455425 is 524554001.

It is not a de Polignac number, because 100455425 - 2⁴ = 100455409 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 100455394 and 100455403.

It is not an unprimeable number, because it can be changed into a prime (100455427) 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 in 11 ways as a sum of consecutive naturals, for example, 286841 + ... + 287190.

It is an arithmetic number, because the mean of its divisors is an integer number (11863328).

Almost surely, 2^100455425 is an apocalyptic number.

It is an amenable number.

100455425 is a deficient number, since it is larger than the sum of its proper divisors (41904511).

100455425 is an equidigital number, since it uses as much as digits as its factorization.

100455425 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 574048 (or 574043 counting only the distinct ones).

The product of its (nonzero) digits is 4000, while the sum is 26.

The square root of 100455425 is about 10022.7453823790. The cubic root of 100455425 is about 464.8624482345.

The spelling of 100455425 in words is "one hundred million, four hundred fifty-five thousand, four hundred twenty-five".