6900645347 has 2 divisors, whose sum is σ = 6900645348. Its totient is φ = 6900645346.

The previous prime is 6900645337. The next prime is 6900645379. The reversal of 6900645347 is 7435460096.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 6900645347 - 2⁴ = 6900645331 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 6900645298 and 6900645307.

It is not a weakly prime, because it can be changed into another prime (6900645307) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 3450322673 + 3450322674.

It is an arithmetic number, because the mean of its divisors is an integer number (3450322674).

Almost surely, 2^6900645347 is an apocalyptic number.

6900645347 is a deficient number, since it is larger than the sum of its proper divisors (1).

6900645347 is an equidigital number, since it uses as much as digits as its factorization.

6900645347 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 544320, while the sum is 44.

The square root of 6900645347 is about 83070.1230708129. The cubic root of 6900645347 is about 1903.8376126536.

The spelling of 6900645347 in words is "six billion, nine hundred million, six hundred forty-five thousand, three hundred forty-seven".