473809121 has 2 divisors, whose sum is σ = 473809122. Its totient is φ = 473809120.

The previous prime is 473809103. The next prime is 473809181. The reversal of 473809121 is 121908374.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 326308096 + 147501025 = 18064^2 + 12145^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-473809121 is a prime.

It is not a weakly prime, because it can be changed into another prime (473809181) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 236904560 + 236904561.

It is an arithmetic number, because the mean of its divisors is an integer number (236904561).

Almost surely, 2^473809121 is an apocalyptic number.

It is an amenable number.

473809121 is a deficient number, since it is larger than the sum of its proper divisors (1).

473809121 is an equidigital number, since it uses as much as digits as its factorization.

473809121 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 12096, while the sum is 35.

The square root of 473809121 is about 21767.1569342438. The cubic root of 473809121 is about 779.5927750495.

The spelling of 473809121 in words is "four hundred seventy-three million, eight hundred nine thousand, one hundred twenty-one".