166104501 has 8 divisors (see below), whose sum is σ = 234500544. Its totient is φ = 104222400.

The previous prime is 166104493. The next prime is 166104509. The reversal of 166104501 is 105401661.

It is an interprime number because it is at equal distance from previous prime (166104493) and next prime (166104509).

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

It is not a de Polignac number, because 166104501 - 2³ = 166104493 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (166104509) 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, 1628425 + ... + 1628526.

It is an arithmetic number, because the mean of its divisors is an integer number (29312568).

Almost surely, 2^166104501 is an apocalyptic number.

It is an amenable number.

166104501 is a deficient number, since it is larger than the sum of its proper divisors (68396043).

166104501 is a wasteful number, since it uses less digits than its factorization.

166104501 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3256971.

The product of its (nonzero) digits is 720, while the sum is 24.

The square root of 166104501 is about 12888.1535139833. The cubic root of 166104501 is about 549.7017677923.

The spelling of 166104501 in words is "one hundred sixty-six million, one hundred four thousand, five hundred one".