100284545 has 8 divisors (see below), whose sum is σ = 120790440. Its totient is φ = 79928320.

The previous prime is 100284539. The next prime is 100284551. The reversal of 100284545 is 545482001.

It is an interprime number because it is at equal distance from previous prime (100284539) and next prime (100284551).

It can be written as a sum of positive squares in 4 ways, for example, as 923521 + 99361024 = 961^2 + 9968^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 100284545 - 2¹² = 100280449 is a prime.

It is a Curzon number.

It is an unprimeable number.

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 7 ways as a sum of consecutive naturals, for example, 35936 + ... + 38625.

It is an arithmetic number, because the mean of its divisors is an integer number (15098805).

Almost surely, 2^100284545 is an apocalyptic number.

It is an amenable number.

100284545 is a deficient number, since it is larger than the sum of its proper divisors (20505895).

100284545 is an equidigital number, since it uses as much as digits as its factorization.

100284545 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 74835.

The product of its (nonzero) digits is 6400, while the sum is 29.

The square root of 100284545 is about 10014.2171436413. The cubic root of 100284545 is about 464.5987134181.

The spelling of 100284545 in words is "one hundred million, two hundred eighty-four thousand, five hundred forty-five".