3526404109 has 2 divisors, whose sum is σ = 3526404110. Its totient is φ = 3526404108.

The previous prime is 3526404107. The next prime is 3526404127. The reversal of 3526404109 is 9014046253.

It is a happy number.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 2891212900 + 635191209 = 53770^2 + 25203^2 .

It is a cyclic number.

It is not a de Polignac number, because 3526404109 - 2¹ = 3526404107 is a prime.

Together with 3526404107, it forms a pair of twin primes.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (3526404107) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1763202054 + 1763202055.

It is an arithmetic number, because the mean of its divisors is an integer number (1763202055).

Almost surely, 2^3526404109 is an apocalyptic number.

It is an amenable number.

3526404109 is a deficient number, since it is larger than the sum of its proper divisors (1).

3526404109 is an equidigital number, since it uses as much as digits as its factorization.

3526404109 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 25920, while the sum is 34.

The square root of 3526404109 is about 59383.5339888087. The cubic root of 3526404109 is about 1522.1029451833.

The spelling of 3526404109 in words is "three billion, five hundred twenty-six million, four hundred four thousand, one hundred nine".