100053409 has 2 divisors, whose sum is σ = 100053410. Its totient is φ = 100053408.

The previous prime is 100053383. The next prime is 100053433. The reversal of 100053409 is 904350001.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 52056225 + 47997184 = 7215^2 + 6928^2 .

It is a cyclic number.

It is not a de Polignac number, because 100053409 - 2⁵ = 100053377 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 100053409.

It is not a weakly prime, because it can be changed into another prime (100053209) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 50026704 + 50026705.

It is an arithmetic number, because the mean of its divisors is an integer number (50026705).

Almost surely, 2^100053409 is an apocalyptic number.

It is an amenable number.

100053409 is a deficient number, since it is larger than the sum of its proper divisors (1).

100053409 is an equidigital number, since it uses as much as digits as its factorization.

100053409 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 540, while the sum is 22.

The square root of 100053409 is about 10002.6700935300. The cubic root of 100053409 is about 464.2415028603.

The spelling of 100053409 in words is "one hundred million, fifty-three thousand, four hundred nine".