473931097 has 2 divisors, whose sum is σ = 473931098. Its totient is φ = 473931096.

The previous prime is 473931089. The next prime is 473931149. The reversal of 473931097 is 790139374.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 443692096 + 30239001 = 21064^2 + 5499^2 .

It is a cyclic number.

It is not a de Polignac number, because 473931097 - 2³ = 473931089 is a prime.

It is a super-2 number, since 2×473931097² = 449221369407246818, which contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (473931047) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 236965548 + 236965549.

It is an arithmetic number, because the mean of its divisors is an integer number (236965549).

Almost surely, 2^473931097 is an apocalyptic number.

It is an amenable number.

473931097 is a deficient number, since it is larger than the sum of its proper divisors (1).

473931097 is an equidigital number, since it uses as much as digits as its factorization.

473931097 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 142884, while the sum is 43.

The square root of 473931097 is about 21769.9585897631. The cubic root of 473931097 is about 779.6596679853.

The spelling of 473931097 in words is "four hundred seventy-three million, nine hundred thirty-one thousand, ninety-seven".