946408471 has 2 divisors, whose sum is σ = 946408472. Its totient is φ = 946408470.

The previous prime is 946408447. The next prime is 946408499. The reversal of 946408471 is 174804649.

It is a weak prime.

It is an emirp because it is prime and its reverse (174804649) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 946408471 - 2¹⁷ = 946277399 is a prime.

It is a super-3 number, since 3×946408471³ (a number of 28 digits) contains 333 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (946408271) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 473204235 + 473204236.

It is an arithmetic number, because the mean of its divisors is an integer number (473204236).

Almost surely, 2^946408471 is an apocalyptic number.

946408471 is a deficient number, since it is larger than the sum of its proper divisors (1).

946408471 is an equidigital number, since it uses as much as digits as its factorization.

946408471 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 193536, while the sum is 43.

The square root of 946408471 is about 30763.7525506886. The cubic root of 946408471 is about 981.8071856494.

The spelling of 946408471 in words is "nine hundred forty-six million, four hundred eight thousand, four hundred seventy-one".