166149335 has 12 divisors (see below), whose sum is σ = 219153144. Its totient is φ = 120835440.

The previous prime is 166149331. The next prime is 166149349. The reversal of 166149335 is 533941661.

It is not a de Polignac number, because 166149335 - 2² = 166149331 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (166149331) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 136709 + ... + 137918.

It is an arithmetic number, because the mean of its divisors is an integer number (18262762).

Almost surely, 2^166149335 is an apocalyptic number.

166149335 is a deficient number, since it is larger than the sum of its proper divisors (53003809).

166149335 is a wasteful number, since it uses less digits than its factorization.

166149335 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 274654 (or 274643 counting only the distinct ones).

The product of its digits is 58320, while the sum is 38.

The square root of 166149335 is about 12889.8927458688. The cubic root of 166149335 is about 549.7512208211.

The spelling of 166149335 in words is "one hundred sixty-six million, one hundred forty-nine thousand, three hundred thirty-five".