3427345429 has 2 divisors, whose sum is σ = 3427345430. Its totient is φ = 3427345428.

The previous prime is 3427345387. The next prime is 3427345463. The reversal of 3427345429 is 9245437243.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 2904994404 + 522351025 = 53898^2 + 22855^2 .

It is a cyclic number.

It is not a de Polignac number, because 3427345429 - 2¹³ = 3427337237 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (3427345499) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1713672714 + 1713672715.

It is an arithmetic number, because the mean of its divisors is an integer number (1713672715).

Almost surely, 2^3427345429 is an apocalyptic number.

It is an amenable number.

3427345429 is a deficient number, since it is larger than the sum of its proper divisors (1).

3427345429 is an equidigital number, since it uses as much as digits as its factorization.

3427345429 is an evil number, because the sum of its binary digits is even.

The product of its digits is 725760, while the sum is 43.

The square root of 3427345429 is about 58543.5344764902. The cubic root of 3427345429 is about 1507.7151282010.

The spelling of 3427345429 in words is "three billion, four hundred twenty-seven million, three hundred forty-five thousand, four hundred twenty-nine".