198132667 has 2 divisors, whose sum is σ = 198132668. Its totient is φ = 198132666.

The previous prime is 198132661. The next prime is 198132677. The reversal of 198132667 is 766231891.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 198132667 - 2³ = 198132659 is a prime.

It is a super-3 number, since 3×198132667³ (a number of 26 digits) contains 333 as substring.

It is not a weakly prime, because it can be changed into another prime (198132661) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 99066333 + 99066334.

It is an arithmetic number, because the mean of its divisors is an integer number (99066334).

Almost surely, 2^198132667 is an apocalyptic number.

198132667 is a deficient number, since it is larger than the sum of its proper divisors (1).

198132667 is an equidigital number, since it uses as much as digits as its factorization.

198132667 is an evil number, because the sum of its binary digits is even.

The product of its digits is 108864, while the sum is 43.

The square root of 198132667 is about 14075.9606066513. The cubic root of 198132667 is about 582.9778154429.

The spelling of 198132667 in words is "one hundred ninety-eight million, one hundred thirty-two thousand, six hundred sixty-seven".