3436317421 has 2 divisors, whose sum is σ = 3436317422. Its totient is φ = 3436317420.

The previous prime is 3436317413. The next prime is 3436317449. The reversal of 3436317421 is 1247136343.

3436317421 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 2409435396 + 1026882025 = 49086^2 + 32045^2 .

It is an emirp because it is prime and its reverse (1247136343) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 3436317421 - 2³ = 3436317413 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (3436317121) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1718158710 + 1718158711.

It is an arithmetic number, because the mean of its divisors is an integer number (1718158711).

Almost surely, 2^3436317421 is an apocalyptic number.

It is an amenable number.

3436317421 is a deficient number, since it is larger than the sum of its proper divisors (1).

3436317421 is an equidigital number, since it uses as much as digits as its factorization.

3436317421 is an evil number, because the sum of its binary digits is even.

The product of its digits is 36288, while the sum is 34.

The square root of 3436317421 is about 58620.1110626720. Note that the first 3 decimals coincide. The cubic root of 3436317421 is about 1509.0295975468.

The spelling of 3436317421 in words is "three billion, four hundred thirty-six million, three hundred seventeen thousand, four hundred twenty-one".