348647743 has 2 divisors, whose sum is σ = 348647744. Its totient is φ = 348647742.

The previous prime is 348647693. The next prime is 348647759. The reversal of 348647743 is 347746843.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-348647743 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 348647693 and 348647702.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (348641743) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 174323871 + 174323872.

It is an arithmetic number, because the mean of its divisors is an integer number (174323872).

Almost surely, 2^348647743 is an apocalyptic number.

348647743 is a deficient number, since it is larger than the sum of its proper divisors (1).

348647743 is an equidigital number, since it uses as much as digits as its factorization.

348647743 is an evil number, because the sum of its binary digits is even.

The product of its digits is 1354752, while the sum is 46.

The square root of 348647743 is about 18672.1113696336. Note that the first 3 decimals coincide. The cubic root of 348647743 is about 703.8211057318.

It can be divided in two parts, 348 and 647743, that added together give a triangular number (648091 = T₁₁₃₈).

The spelling of 348647743 in words is "three hundred forty-eight million, six hundred forty-seven thousand, seven hundred forty-three".