473321971 has 2 divisors, whose sum is σ = 473321972. Its totient is φ = 473321970.

The previous prime is 473321951. The next prime is 473321983. The reversal of 473321971 is 179123374.

It is a happy number.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 473321971 - 2¹⁷ = 473190899 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 473321971.

It is not a weakly prime, because it can be changed into another prime (473321911) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 236660985 + 236660986.

It is an arithmetic number, because the mean of its divisors is an integer number (236660986).

Almost surely, 2^473321971 is an apocalyptic number.

473321971 is a deficient number, since it is larger than the sum of its proper divisors (1).

473321971 is an equidigital number, since it uses as much as digits as its factorization.

473321971 is an evil number, because the sum of its binary digits is even.

The product of its digits is 31752, while the sum is 37.

The square root of 473321971 is about 21755.9640328807. The cubic root of 473321971 is about 779.3255022630.

The spelling of 473321971 in words is "four hundred seventy-three million, three hundred twenty-one thousand, nine hundred seventy-one".