166960471 has 2 divisors, whose sum is σ = 166960472. Its totient is φ = 166960470.

The previous prime is 166960463. The next prime is 166960481. The reversal of 166960471 is 174069661.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 166960471 - 2³ = 166960463 is a prime.

It is a super-3 number, since 3×166960471³ (a number of 26 digits) contains 333 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (166960481) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 83480235 + 83480236.

It is an arithmetic number, because the mean of its divisors is an integer number (83480236).

Almost surely, 2^166960471 is an apocalyptic number.

166960471 is a deficient number, since it is larger than the sum of its proper divisors (1).

166960471 is an equidigital number, since it uses as much as digits as its factorization.

166960471 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 54432, while the sum is 40.

The square root of 166960471 is about 12921.3184698776. The cubic root of 166960471 is about 550.6443918293.

The spelling of 166960471 in words is "one hundred sixty-six million, nine hundred sixty thousand, four hundred seventy-one".