166754349 has 16 divisors (see below), whose sum is σ = 249594240. Its totient is φ = 110021760.

The previous prime is 166754281. The next prime is 166754351. The reversal of 166754349 is 943457661.

166754349 is a `hidden beast` number, since 1 + 6 + 67 + 543 + 49 = 666.

166754349 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 166754349 - 2⁹ = 166753837 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (166754359) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 29217 + ... + 34454.

It is an arithmetic number, because the mean of its divisors is an integer number (15599640).

Almost surely, 2^166754349 is an apocalyptic number.

It is an amenable number.

166754349 is a deficient number, since it is larger than the sum of its proper divisors (82839891).

166754349 is an equidigital number, since it uses as much as digits as its factorization.

166754349 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 63777 (or 63771 counting only the distinct ones).

The product of its digits is 544320, while the sum is 45.

The square root of 166754349 is about 12913.3399629995. The cubic root of 166754349 is about 550.4176981254.

The spelling of 166754349 in words is "one hundred sixty-six million, seven hundred fifty-four thousand, three hundred forty-nine".