166104374 has 4 divisors (see below), whose sum is σ = 249156564. Its totient is φ = 83052186.

The previous prime is 166104347. The next prime is 166104401. The reversal of 166104374 is 473401661.

It is a semiprime because it is the product of two primes.

It is an interprime number because it is at equal distance from previous prime (166104347) and next prime (166104401).

It is a self number, because there is not a number n which added to its sum of digits gives 166104374.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 41526092 + ... + 41526095.

It is an arithmetic number, because the mean of its divisors is an integer number (62289141).

Almost surely, 2^166104374 is an apocalyptic number.

166104374 is a deficient number, since it is larger than the sum of its proper divisors (83052190).

166104374 is an equidigital number, since it uses as much as digits as its factorization.

166104374 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 83052189.

The product of its (nonzero) digits is 12096, while the sum is 32.

The square root of 166104374 is about 12888.1485869771. The cubic root of 166104374 is about 549.7016276954.

The spelling of 166104374 in words is "one hundred sixty-six million, one hundred four thousand, three hundred seventy-four".