166134147 has 8 divisors (see below), whose sum is σ = 225266880. Its totient is φ = 108878760.

The previous prime is 166134113. The next prime is 166134151. The reversal of 166134147 is 741431661.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 166134147 - 2¹⁹ = 165609859 is a prime.

It is not an unprimeable number, because it can be changed into a prime (166134167) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 469129 + ... + 469482.

It is an arithmetic number, because the mean of its divisors is an integer number (28158360).

Almost surely, 2^166134147 is an apocalyptic number.

166134147 is a deficient number, since it is larger than the sum of its proper divisors (59132733).

166134147 is an equidigital number, since it uses as much as digits as its factorization.

166134147 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 938673.

The product of its digits is 12096, while the sum is 33.

The square root of 166134147 is about 12889.3035886350. The cubic root of 166134147 is about 549.7344690719.

The spelling of 166134147 in words is "one hundred sixty-six million, one hundred thirty-four thousand, one hundred forty-seven".