166412134 has 24 divisors (see below), whose sum is σ = 291453768. Its totient is φ = 71053920.

The previous prime is 166412069. The next prime is 166412149. The reversal of 166412134 is 431214661.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 24517 + ... + 30559.

It is an arithmetic number, because the mean of its divisors is an integer number (12143907).

Almost surely, 2^166412134 is an apocalyptic number.

166412134 is a gapful number since it is divisible by the number (14) formed by its first and last digit.

166412134 is a deficient number, since it is larger than the sum of its proper divisors (125041634).

166412134 is a wasteful number, since it uses less digits than its factorization.

166412134 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6340 (or 6333 counting only the distinct ones).

The product of its digits is 3456, while the sum is 28.

The square root of 166412134 is about 12900.0827129131. The cubic root of 166412134 is about 550.0409159643.

Adding to 166412134 its reverse (431214661), we get a palindrome (597626795).

The spelling of 166412134 in words is "one hundred sixty-six million, four hundred twelve thousand, one hundred thirty-four".