100040329 has 4 divisors (see below), whose sum is σ = 100593220. Its totient is φ = 99487440.

The previous prime is 100040327. The next prime is 100040333. The reversal of 100040329 is 923040001.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 16281225 + 83759104 = 4035^2 + 9152^2 .

It is a cyclic number.

It is not a de Polignac number, because 100040329 - 2¹ = 100040327 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (100040323) 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 3 ways as a sum of consecutive naturals, for example, 276174 + ... + 276535.

It is an arithmetic number, because the mean of its divisors is an integer number (25148305).

Almost surely, 2^100040329 is an apocalyptic number.

It is an amenable number.

100040329 is a deficient number, since it is larger than the sum of its proper divisors (552891).

100040329 is an equidigital number, since it uses as much as digits as its factorization.

100040329 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 552890.

The product of its (nonzero) digits is 216, while the sum is 19.

The square root of 100040329 is about 10002.0162467375. The cubic root of 100040329 is about 464.2212718538.

The spelling of 100040329 in words is "one hundred million, forty thousand, three hundred twenty-nine".