3454971847 has 2 divisors, whose sum is σ = 3454971848. Its totient is φ = 3454971846.

The previous prime is 3454971827. The next prime is 3454971851. The reversal of 3454971847 is 7481794543.

It is a happy number.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 3454971847 - 2⁷ = 3454971719 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 3454971794 and 3454971803.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (3454971827) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1727485923 + 1727485924.

It is an arithmetic number, because the mean of its divisors is an integer number (1727485924).

Almost surely, 2^3454971847 is an apocalyptic number.

3454971847 is a deficient number, since it is larger than the sum of its proper divisors (1).

3454971847 is an equidigital number, since it uses as much as digits as its factorization.

3454971847 is an evil number, because the sum of its binary digits is even.

The product of its digits is 3386880, while the sum is 52.

The square root of 3454971847 is about 58779.0085574774. The cubic root of 3454971847 is about 1511.7553154193.

The spelling of 3454971847 in words is "three billion, four hundred fifty-four million, nine hundred seventy-one thousand, eight hundred forty-seven".