166414049 has 8 divisors (see below), whose sum is σ = 171295488. Its totient is φ = 161552880.

The previous prime is 166414033. The next prime is 166414051. The reversal of 166414049 is 940414661.

It is a happy number.

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

It is a cyclic number.

It is not a de Polignac number, because 166414049 - 2⁴ = 166414033 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (166414009) 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, 12464 + ... + 22094.

It is an arithmetic number, because the mean of its divisors is an integer number (21411936).

Almost surely, 2^166414049 is an apocalyptic number.

It is an amenable number.

166414049 is a deficient number, since it is larger than the sum of its proper divisors (4881439).

166414049 is an equidigital number, since it uses as much as digits as its factorization.

166414049 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 10135.

The product of its (nonzero) digits is 20736, while the sum is 35.

The square root of 166414049 is about 12900.1569370299. The cubic root of 166414049 is about 550.0430258352.

The spelling of 166414049 in words is "one hundred sixty-six million, four hundred fourteen thousand, forty-nine".