473456939161 has 2 divisors, whose sum is σ = 473456939162. Its totient is φ = 473456939160.

The previous prime is 473456939147. The next prime is 473456939171. The reversal of 473456939161 is 161939654374.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 377310433536 + 96146505625 = 614256^2 + 310075^2 .

It is a cyclic number.

It is not a de Polignac number, because 473456939161 - 2⁵ = 473456939129 is a prime.

It is a super-2 number, since 2×473456939161² (a number of 24 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 473456939096 and 473456939105.

It is not a weakly prime, because it can be changed into another prime (473456939141) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 236728469580 + 236728469581.

It is an arithmetic number, because the mean of its divisors is an integer number (236728469581).

Almost surely, 2^473456939161 is an apocalyptic number.

It is an amenable number.

473456939161 is a deficient number, since it is larger than the sum of its proper divisors (1).

473456939161 is an equidigital number, since it uses as much as digits as its factorization.

473456939161 is an evil number, because the sum of its binary digits is even.

The product of its digits is 14696640, while the sum is 58.

The spelling of 473456939161 in words is "four hundred seventy-three billion, four hundred fifty-six million, nine hundred thirty-nine thousand, one hundred sixty-one".