100445053 has 4 divisors (see below), whose sum is σ = 103685248. Its totient is φ = 97204860.

The previous prime is 100445029. The next prime is 100445057. The reversal of 100445053 is 350544001.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 100445053 - 2⁵ = 100445021 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (100445057) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1620051 + ... + 1620112.

It is an arithmetic number, because the mean of its divisors is an integer number (25921312).

Almost surely, 2^100445053 is an apocalyptic number.

It is an amenable number.

100445053 is a deficient number, since it is larger than the sum of its proper divisors (3240195).

100445053 is an equidigital number, since it uses as much as digits as its factorization.

100445053 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3240194.

The product of its (nonzero) digits is 1200, while the sum is 22.

The square root of 100445053 is about 10022.2279459210. The cubic root of 100445053 is about 464.8464487028.

Adding to 100445053 its reverse (350544001), we get a palindrome (450989054).

The spelling of 100445053 in words is "one hundred million, four hundred forty-five thousand, fifty-three".