3509997119 has 4 divisors (see below), whose sum is σ = 3604861944. Its totient is φ = 3415132296.

The previous prime is 3509997079. The next prime is 3509997121. The reversal of 3509997119 is 9117999053.

It is a happy number.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 9117999053 = 19 ⋅479894687.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-3509997119 is a prime.

It is a super-3 number, since 3×3509997119³ (a number of 30 digits) contains 333 as substring. Note that it is a super-d number also for d = 2.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3509997019) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 47432357 + ... + 47432430.

It is an arithmetic number, because the mean of its divisors is an integer number (901215486).

Almost surely, 2^3509997119 is an apocalyptic number.

3509997119 is a deficient number, since it is larger than the sum of its proper divisors (94864825).

3509997119 is an equidigital number, since it uses as much as digits as its factorization.

3509997119 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 94864824.

The product of its (nonzero) digits is 688905, while the sum is 53.

The square root of 3509997119 is about 59245.2286602052. The cubic root of 3509997119 is about 1519.7386899307.

The spelling of 3509997119 in words is "three billion, five hundred nine million, nine hundred ninety-seven thousand, one hundred nineteen".