3434136421 has 2 divisors, whose sum is σ = 3434136422. Its totient is φ = 3434136420.

The previous prime is 3434136403. The next prime is 3434136473. The reversal of 3434136421 is 1246314343.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 3247404196 + 186732225 = 56986^2 + 13665^2 .

It is an emirp because it is prime and its reverse (1246314343) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 3434136421 - 2²¹ = 3432039269 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (3434136401) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1717068210 + 1717068211.

It is an arithmetic number, because the mean of its divisors is an integer number (1717068211).

Almost surely, 2^3434136421 is an apocalyptic number.

It is an amenable number.

3434136421 is a deficient number, since it is larger than the sum of its proper divisors (1).

3434136421 is an equidigital number, since it uses as much as digits as its factorization.

3434136421 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 20736, while the sum is 31.

The square root of 3434136421 is about 58601.5052793015. The cubic root of 3434136421 is about 1508.7102741072.

The spelling of 3434136421 in words is "three billion, four hundred thirty-four million, one hundred thirty-six thousand, four hundred twenty-one".