166150633 has 4 divisors (see below), whose sum is σ = 181255248. Its totient is φ = 151046020.

The previous prime is 166150591. The next prime is 166150637. The reversal of 166150633 is 336051661.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4, and also an emirpimes, since its reverse is a distinct semiprime: 336051661 = 11 ⋅30550151.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-166150633 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 166150595 and 166150604.

It is not an unprimeable number, because it can be changed into a prime (166150637) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 7552291 + ... + 7552312.

It is an arithmetic number, because the mean of its divisors is an integer number (45313812).

Almost surely, 2^166150633 is an apocalyptic number.

It is an amenable number.

166150633 is a deficient number, since it is larger than the sum of its proper divisors (15104615).

166150633 is a wasteful number, since it uses less digits than its factorization.

166150633 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 15104614.

The product of its (nonzero) digits is 9720, while the sum is 31.

The square root of 166150633 is about 12889.9430952972. The cubic root of 166150633 is about 549.7526524152.

The spelling of 166150633 in words is "one hundred sixty-six million, one hundred fifty thousand, six hundred thirty-three".