167473973 has 2 divisors, whose sum is σ = 167473974. Its totient is φ = 167473972.

The previous prime is 167473963. The next prime is 167473979. The reversal of 167473973 is 379374761.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 161747524 + 5726449 = 12718^2 + 2393^2 .

It is an emirp because it is prime and its reverse (379374761) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 167473973 - 2⁶ = 167473909 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (167473979) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 83736986 + 83736987.

It is an arithmetic number, because the mean of its divisors is an integer number (83736987).

Almost surely, 2^167473973 is an apocalyptic number.

It is an amenable number.

167473973 is a deficient number, since it is larger than the sum of its proper divisors (1).

167473973 is an equidigital number, since it uses as much as digits as its factorization.

167473973 is an evil number, because the sum of its binary digits is even.

The product of its digits is 666792, while the sum is 47.

The square root of 167473973 is about 12941.1735557483. The cubic root of 167473973 is about 551.2083329177.

The spelling of 167473973 in words is "one hundred sixty-seven million, four hundred seventy-three thousand, nine hundred seventy-three".