849346451 has 2 divisors, whose sum is σ = 849346452. Its totient is φ = 849346450.

The previous prime is 849346439. The next prime is 849346457. The reversal of 849346451 is 154643948.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-849346451 is a prime.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (849346457) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 424673225 + 424673226.

It is an arithmetic number, because the mean of its divisors is an integer number (424673226).

Almost surely, 2^849346451 is an apocalyptic number.

849346451 is a deficient number, since it is larger than the sum of its proper divisors (1).

849346451 is an equidigital number, since it uses as much as digits as its factorization.

849346451 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 414720, while the sum is 44.

The square root of 849346451 is about 29143.5490460582. The cubic root of 849346451 is about 947.0253960311.

The spelling of 849346451 in words is "eight hundred forty-nine million, three hundred forty-six thousand, four hundred fifty-one".