3506434121 has 2 divisors, whose sum is σ = 3506434122. Its totient is φ = 3506434120.

The previous prime is 3506434117. The next prime is 3506434171. The reversal of 3506434121 is 1214346053.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 3226240000 + 280194121 = 56800^2 + 16739^2 .

It is an emirp because it is prime and its reverse (1214346053) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 3506434121 - 2² = 3506434117 is a prime.

It is not a weakly prime, because it can be changed into another prime (3506434171) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1753217060 + 1753217061.

It is an arithmetic number, because the mean of its divisors is an integer number (1753217061).

Almost surely, 2^3506434121 is an apocalyptic number.

It is an amenable number.

3506434121 is a deficient number, since it is larger than the sum of its proper divisors (1).

3506434121 is an equidigital number, since it uses as much as digits as its factorization.

3506434121 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 8640, while the sum is 29.

The square root of 3506434121 is about 59215.1511101677. The cubic root of 3506434121 is about 1519.2242869308.

The spelling of 3506434121 in words is "three billion, five hundred six million, four hundred thirty-four thousand, one hundred twenty-one".