166607061 has 8 divisors (see below), whose sum is σ = 223370784. Its totient is φ = 110457360.

The previous prime is 166607039. The next prime is 166607099. The reversal of 166607061 is 160706661.

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

It is not a de Polignac number, because 166607061 - 2⁶ = 166606997 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (166607011) 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, 152871 + ... + 153956.

It is an arithmetic number, because the mean of its divisors is an integer number (27921348).

Almost surely, 2^166607061 is an apocalyptic number.

It is an amenable number.

166607061 is a deficient number, since it is larger than the sum of its proper divisors (56763723).

166607061 is a wasteful number, since it uses less digits than its factorization.

166607061 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 307011.

The product of its (nonzero) digits is 9072, while the sum is 33.

The square root of 166607061 is about 12907.6357633767. The cubic root of 166607061 is about 550.2555958018.

The spelling of 166607061 in words is "one hundred sixty-six million, six hundred seven thousand, sixty-one".