3134384221 has 2 divisors, whose sum is σ = 3134384222. Its totient is φ = 3134384220.

The previous prime is 3134384173. The next prime is 3134384237. The reversal of 3134384221 is 1224834313.

It is a happy number.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 1631271321 + 1503112900 = 40389^2 + 38770^2 .

It is a cyclic number.

It is not a de Polignac number, because 3134384221 - 2⁷ = 3134384093 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (3134384261) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1567192110 + 1567192111.

It is an arithmetic number, because the mean of its divisors is an integer number (1567192111).

Almost surely, 2^3134384221 is an apocalyptic number.

It is an amenable number.

3134384221 is a deficient number, since it is larger than the sum of its proper divisors (1).

3134384221 is an equidigital number, since it uses as much as digits as its factorization.

3134384221 is an evil number, because the sum of its binary digits is even.

The product of its digits is 13824, while the sum is 31.

The square root of 3134384221 is about 55985.5715430324. The cubic root of 3134384221 is about 1463.4708535212.

The spelling of 3134384221 in words is "three billion, one hundred thirty-four million, three hundred eighty-four thousand, two hundred twenty-one".