3504138329 has 4 divisors (see below), whose sum is σ = 3513899520. Its totient is φ = 3494377140.

The previous prime is 3504138271. The next prime is 3504138359. The reversal of 3504138329 is 9238314053.

3504138329 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4, and also an emirpimes, since its reverse is a distinct semiprime: 9238314053 = 41 ⋅225324733.

It is a cyclic number.

It is not a de Polignac number, because 3504138329 - 2¹² = 3504134233 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 3504138292 and 3504138301.

It is not an unprimeable number, because it can be changed into a prime (3504138359) 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, 4880057 + ... + 4880774.

It is an arithmetic number, because the mean of its divisors is an integer number (878474880).

Almost surely, 2^3504138329 is an apocalyptic number.

It is an amenable number.

3504138329 is a deficient number, since it is larger than the sum of its proper divisors (9761191).

3504138329 is an equidigital number, since it uses as much as digits as its factorization.

3504138329 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 9761190.

The product of its (nonzero) digits is 77760, while the sum is 38.

The square root of 3504138329 is about 59195.7627622113. The cubic root of 3504138329 is about 1518.8926504474.

The spelling of 3504138329 in words is "three billion, five hundred four million, one hundred thirty-eight thousand, three hundred twenty-nine".