166365134 has 16 divisors (see below), whose sum is σ = 269615472. Its totient is φ = 76534848.

The previous prime is 166365131. The next prime is 166365139. The reversal of 166365134 is 431563661.

It is a junction number, because it is equal to n+sod(n) for n = 166365094 and 166365103.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (166365131) 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, 2084 + ... + 18359.

It is an arithmetic number, because the mean of its divisors is an integer number (16850967).

Almost surely, 2^166365134 is an apocalyptic number.

166365134 is a deficient number, since it is larger than the sum of its proper divisors (103250338).

166365134 is a wasteful number, since it uses less digits than its factorization.

166365134 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 20771.

The product of its digits is 38880, while the sum is 35.

The square root of 166365134 is about 12898.2608905232. The cubic root of 166365134 is about 549.9891281598.

The spelling of 166365134 in words is "one hundred sixty-six million, three hundred sixty-five thousand, one hundred thirty-four".