3478911349 has 2 divisors, whose sum is σ = 3478911350. Its totient is φ = 3478911348.

The previous prime is 3478911257. The next prime is 3478911383. The reversal of 3478911349 is 9431198743.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 3251052324 + 227859025 = 57018^2 + 15095^2 .

It is a cyclic number.

It is not a de Polignac number, because 3478911349 - 2⁹ = 3478910837 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (3478911389) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1739455674 + 1739455675.

It is an arithmetic number, because the mean of its divisors is an integer number (1739455675).

Almost surely, 2^3478911349 is an apocalyptic number.

It is an amenable number.

3478911349 is a deficient number, since it is larger than the sum of its proper divisors (1).

3478911349 is an equidigital number, since it uses as much as digits as its factorization.

3478911349 is an evil number, because the sum of its binary digits is even.

The product of its digits is 653184, while the sum is 49.

The square root of 3478911349 is about 58982.2969118701. The cubic root of 3478911349 is about 1515.2389329321.

The spelling of 3478911349 in words is "three billion, four hundred seventy-eight million, nine hundred eleven thousand, three hundred forty-nine".