1009404253 has 16 divisors (see below), whose sum is σ = 1196387136. Its totient is φ = 839543040.

The previous prime is 1009404233. The next prime is 1009404259. The reversal of 1009404253 is 3524049001.

1009404253 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-1009404253 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 (1009404259) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 15075 + ... + 47392.

It is an arithmetic number, because the mean of its divisors is an integer number (74774196).

Almost surely, 2^1009404253 is an apocalyptic number.

1009404253 is a gapful number since it is divisible by the number (13) formed by its first and last digit.

It is an amenable number.

1009404253 is a deficient number, since it is larger than the sum of its proper divisors (186982883).

1009404253 is a wasteful number, since it uses less digits than its factorization.

1009404253 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 62604.

The product of its (nonzero) digits is 4320, while the sum is 28.

The square root of 1009404253 is about 31771.1229420680. The cubic root of 1009404253 is about 1003.1249753567.

The spelling of 1009404253 in words is "one billion, nine million, four hundred four thousand, two hundred fifty-three".