5501375309 has 4 divisors (see below), whose sum is σ = 5513309340. Its totient is φ = 5489441280.

The previous prime is 5501375251. The next prime is 5501375329. The reversal of 5501375309 is 9035731055.

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 3613212100 + 1888163209 = 60110^2 + 43453^2 .

It is a cyclic number.

It is not a de Polignac number, because 5501375309 - 2⁸ = 5501375053 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 (5501375329) 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, 5966324 + ... + 5967245.

It is an arithmetic number, because the mean of its divisors is an integer number (1378327335).

Almost surely, 2^5501375309 is an apocalyptic number.

It is an amenable number.

5501375309 is a deficient number, since it is larger than the sum of its proper divisors (11934031).

5501375309 is a wasteful number, since it uses less digits than its factorization.

5501375309 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 11934030.

The product of its (nonzero) digits is 70875, while the sum is 38.

The square root of 5501375309 is about 74171.2566227646. The cubic root of 5501375309 is about 1765.3212863053.

The spelling of 5501375309 in words is "five billion, five hundred one million, three hundred seventy-five thousand, three hundred nine".