5420833509 has 16 divisors (see below), whose sum is σ = 8895727232. Its totient is φ = 2859340608.

The previous prime is 5420833493. The next prime is 5420833543. The reversal of 5420833509 is 9053380245.

It is not a de Polignac number, because 5420833509 - 2⁴ = 5420833493 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (39).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (5420833559) 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 15 ways as a sum of consecutive naturals, for example, 9927994 + ... + 9928539.

It is an arithmetic number, because the mean of its divisors is an integer number (555982952).

Almost surely, 2^5420833509 is an apocalyptic number.

It is an amenable number.

5420833509 is a deficient number, since it is larger than the sum of its proper divisors (3474893723).

5420833509 is a wasteful number, since it uses less digits than its factorization.

5420833509 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 19856556.

The product of its (nonzero) digits is 129600, while the sum is 39.

The square root of 5420833509 is about 73626.3098966667. The cubic root of 5420833509 is about 1756.6639531580.

The spelling of 5420833509 in words is "five billion, four hundred twenty million, eight hundred thirty-three thousand, five hundred nine".